Sell outcomes, not “AI”
Buyers pay for time saved, revenue gained, or a problem solved. AI is the delivery advantage—not the offer.
OPEN PRACTICE · EARN BY DOING
Useful work.
Honest offers.
Turn AI skills into a real service or small product someone can genuinely use. Start with free tools, prove the outcome, protect people’s data, and keep evidence of what worked.
40Screened methods
12Starter builds
$0To test a first offer
6h 55mCapstone estimate
WHAT HOLDS UP · SIX PATTERNS
What consistently holds up.
Across the 40 methods we screened, the useful through-line is consistent: AI can speed up delivery, but a real business still needs a specific buyer, a useful deliverable, a way to reach that buyer, and human quality control.
Explore the six patterns →Services are the cleanest $0 entry
Freelancing, local lead generation, simple automations, and niche tools are more testable than speculative traffic schemes when cash is tight.
AI content needs human value
Useful examples, structure, source checks, and human review matter. Mass publishing alone is not a business.
Audience is not the model
Media becomes a business when it leads to a relevant service, product, or clearly disclosed affiliate offer.
Automation follows a real process
AI can research, route, and draft. It should not blast, spend, delete, or make consequential decisions unsupervised.
Building is easier than distribution
A site can be assembled quickly. Niche choice, trust, and genuinely useful work remain the hard part.
BUILD PATH 20 OF 20 · PORTFOLIO CAPSTONE
Browse the Earn by Doing path.
6h 55m estimated11 ACTIVITIESHTML + ZIP + MD
EARN BY DOING · PORTFOLIO CAPSTONE
Build an offer you can explain.
An offer connects a narrow customer problem to a checked deliverable and a price hypothesis.
Practise permission-based discovery where possible. Label rehearsals clearly, and never fabricate sales, experience, or testimonials. AI does not create demand.
Something you will practiseMake a buyer-specific offer, with evidence and a price hypothesis.
A thoughtful boundaryNo invented outcomes, no fake proof, and no guaranteed income.
A simple learning rhythm
Read the example. Try the activity. Test what you made. Keep your evidence. Review the limitations before you share.
Honest offers.
Build something a real person can use. Keep the artifact, the evidence, and the next experiment.
THE EARN BY DOING LEARNING RHYTHM
5 tracks · evidence at every stepFrom first customer to owned asset.
Each track ends with work you can show, test, and improve—not a certificate or a promise of income.
12 STARTER BUILDS · FREE TO TEST
Ordered from customer evidence to owned productsStart with a practical build.
Choose one path. Keep the work.Every build opens as a hands-on workshop: a short brief, a guided template or a draft from your own free AI key, automatic checks, and a deliverable you download. Each has a practice pack with a worked example. See all 12 workshops and the 40 starter kits →
01FIRST CUSTOMER
Make an offer someone can say yes to
Narrow a problem, interview a buyer, define the deliverable, and test a price before building anything elaborate.
YOU’LL MAKENiche brief, offer sheet, price hypothesis
Open the workshop →Practice pack ↓
Buyer discovery · evidence firstRelated methods →
02CLIENT SERVICE
Build a local business page
Create a fast, mobile one-page site with clear services, proof, and an enquiry form.
YOU’LL MAKETested demo, launch checklist, client handoff
Open the workshop →Practice pack ↓
Web build · scoped deliveryRelated methods →
03CLIENT SERVICE
Create a customer-reply kit
Turn repeated questions into a verified FAQ, reply library, and clear escalation rules.
YOU’LL MAKEFAQ, response library, escalation matrix
Open the workshop →Practice pack ↓
Customer support · human reviewRelated methods →
04DATA & SPREADSHEETS
Clean a real spreadsheet safely
Detect duplicates, standardize fields, and validate results—without leaking personal data.
YOU’LL MAKERules log, cleaned file, validation report
Open the workshop →Practice pack ↓
Data quality · privacy by designRelated methods →
05CREATIVE PRODUCTION
Turn one recording into a clip pack
Plan hooks, cut clips, caption them, and log rights checks before publishing.
YOU’LL MAKEClips, captions, rights log, approval sheet
Open the workshop →Practice pack ↓
Client-owned media · cleared rightsRelated methods →
06RESEARCH & CONTENT
Refresh an outdated article
Verify claims, improve structure and internal links, then show what changed and why.
YOU’LL MAKESource log, revised article, change report
Open the workshop →Practice pack ↓
Human editing · cited claimsRelated methods →
07RETAINER SERVICE
Package a month of social content
Turn one expert’s knowledge into themes, drafts, visual briefs, and an approval calendar.
YOU’LL MAKEContent system, drafts, approval calendar
Open the workshop →Practice pack ↓
Expert-led · approval before postingRelated methods →
08SALES & RESEARCH
Audit a public customer journey
Capture public evidence, find friction, and prioritize fixes. No fake enquiries or access bypasses.
YOU’LL MAKEEvidence pack, prioritized fixes, mini-demo
Open the workshop →Practice pack ↓
Public information only · traceableRelated methods →
09AUTOMATION
Map and prototype one workflow
Document the process, define guardrails, and test a safe automation before anything sends.
YOU’LL MAKEProcess map, test run, handoff notes
Open the workshop →Practice pack ↓
Human gate · exception handlingRelated methods →
10REPORTING & DATA
Build a weekly business report
Turn a spreadsheet into checked calculations, a plain-language summary, and a QA test set.
YOU’LL MAKEReport, formulas, QA tests
Open the workshop →Practice pack ↓
Deterministic checks · clear limitsRelated methods →
11DIGITAL PRODUCT
Make a niche template product
Find a repeated workflow, validate the need, then package useful files with clear terms.
YOU’LL MAKEProduct files, licence, listing copy
Open the workshop →Practice pack ↓
Validate before polishingRelated methods →
12SMALL AI TOOL
Validate a one-problem micro-tool
Interview first and deliver manually. Then decide if a calculator, checker, or generator deserves to exist.
YOU’LL MAKEInterviews, manual prototype, test plan
Open the workshop →Practice pack ↓
Demand before code · local-firstRelated methods →
THE 40-METHOD DIRECTORY
AI-oriented · buyer-led · testable with free tools40 methods that can start at $0.
Each method has a credible customer, a defined deliverable, a material role for AI, and an organic way to test demand. “Free to start” still depends on current provider limits and terms.
Showing all 40 methods.
AI-ASSISTED SERVICE#01 · 3–14 days
Local business website-in-a-day
BUYERtradespeople, tutors, salons and small shops
Deliverablea mobile one-page site with services, proof, map/contact details and enquiry form.
AI rolerequirements summary, first-draft copy, page code and test cases.
$0 startfree static hosting and a free coding assistant; client buys a domain only after approval.
First salebuild one unsolicited private demo for a visibly outdated local business; send the owner a screen recording.
Proof to teachaccessibility check, mobile test, form test, client approval.
Practise it: Build 02 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#02 · 3–14 days
Google Business Profile content kit
BUYERlocal businesses with neglected profiles
Deliverablefour weeks of accurate posts, FAQs, photo briefs and review-response drafts.
AI roleextract themes from approved business information and draft variants.
$0 startdocuments, spreadsheets and free AI.
Boundarynever fabricate reviews, locations or customer experiences.
Practise it: Build 02 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#03 · 3–14 days
Ethical review-response desk
BUYERrestaurants, clinics and retailers
Deliverableclassify reviews and draft individualized owner responses for human approval.
AI rolesentiment/topic grouping and tone-controlled drafting.
$0 starta shared sheet and free model.
Recurring modelweekly or monthly response package.
Practise it: Build 03 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#04 · 3–14 days
FAQ and customer-reply kit
BUYERany small business with repeated WhatsApp/email questions
Deliverableverified FAQ, response library and escalation rules.
AI rolecluster anonymized questions, draft answers and identify missing information.
Boundaryremove personal data and require a human exit for uncertain or sensitive cases.
Practise it: Build 03 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#05 · 3–14 days
WhatsApp catalogue and reply setup
BUYERinformal retailers and home businesses
Deliverablecleaned catalogue copy, quick replies, ordering script and handoff rules.
AI rolenormalize product descriptions and generate concise reply variants.
$0 startWhatsApp Business free tools plus documents.
Practise it: Build 03 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#06 · 7–21 days
Short-form video repurposing studio
BUYERcoaches, agents, churches, NGOs and local experts
Deliverableturn one approved long video into 8–12 captioned clips.
AI roletranscript, hook candidates, clip plan, captions and titles.
$0 startfree editor/transcription tiers.
Boundaryuse only client-owned/licensed footage; human-check quotations.
Practise it: Build 05 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#07 · 3–14 days
Product-description cleanup service
BUYERmarketplace and social sellers
Deliverableaccurate, consistent product titles, bullets, specifications and alt text.
AI rolestandardize supplied data and flag missing attributes.
Boundaryno invented specifications, testimonials or scarcity.
Practise it: Build 06 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#08 · 2–10 days
Menu, price-list and service-sheet redesign
BUYERfood vendors, salons, repairers and freelancers
Deliverableclean mobile PDF/image plus editable source.
AI roleinformation extraction, hierarchy and copy tightening.
$0 startfree design tools.
Practise it: Build 02 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#09 · 3–14 days
Proposal and quotation kit
BUYERcontractors and freelancers
Deliverablereusable scope, quotation, assumptions and follow-up templates.
AI roleconvert interviews into structured drafts and edge-case checklists.
Boundaryclient verifies prices, taxes, terms and legal language.
Practise it: Build 01 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#10 · 2–10 days
CV and LinkedIn evidence pack
BUYERjob seekers
Deliverableaccomplishment interview, tailored CV, profile and reusable application tracker.
AI rolemap real evidence to job requirements and improve wording.
Boundaryno invented skills, employers or achievements.
Practise it: Build 06 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#11 · 7–21 days
Research-backed blog refresh service
BUYERestablished small sites
Deliverableupdate old articles, verify claims, improve structure, links and conversion paths.
AI rolecontent-gap analysis, outline and repurposing.
Evidencesource log and before/after change report.
AI helps most with research, outlines, content gaps, internal links and repurposing; the editing stays human.
Practise it: Build 06 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#12 · 7–21 days
Newsletter production service
BUYERassociations, training centres, local businesses and creators
Deliverableinterview-to-newsletter package with subject lines and archive copy.
AI rolesummarize approved notes and create channel variants.
$0 startfree email/newsletter tier; customer owns the audience.
Practise it: Build 07 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#13 · 3–14 days
Podcast/show-notes package
BUYERpodcasters and webinar hosts
Deliverabletranscript cleanup, chapters, key points, citations and promo posts.
AI roletranscription and structured extraction.
Boundarylisten-check names, quotations and timestamps.
Practise it: Build 05 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#14 · 7–21 days
Social content system for one niche
BUYERone clearly defined profession
Deliverablemonthly content themes, drafts, visual briefs and approval calendar.
AI roletransform the client’s expertise into variants, not generic AI filler.
Business modelsetup fee plus monthly production.
Practise it: Build 07 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#15 · 3–14 days
Presentation cleanup and speaker-note service
BUYERtrainers, founders and NGOs
Deliverablerestructure an existing deck, create visual briefs and speaker notes.
AI rolenarrative diagnosis, condensation and consistency checking.
Boundaryverify statistics and retain source links.
Practise it: Build 06 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#16 · 7–21 days
Data-cleaning and spreadsheet repair
BUYERsmall organizations with messy customer, stock or expense sheets
Deliverablecleaned file, rules log and validation report.
AI rolesuggest formulas and identify anomalies; deterministic code/formulas do the actual checks.
Boundarynever upload sensitive records without permission; use synthetic samples in demonstrations.
Practise it: Build 04 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#17 · 7–21 days
Survey and feedback insight report
BUYERcolleges, NGOs, events and businesses
Deliverableclean responses, code themes, quantify results and create an action summary.
AI roletheme suggestions and draft summaries.
Evidencesample quotes, counts, confidence/limitations and human review.
Practise it: Build 10 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#18 · 3–14 days
Competitor/public-presence audit
BUYERlocal businesses
Deliverablecompare public websites, offers, content and customer journey, then prioritize fixes.
AI rolestructured extraction and comparison.
Boundarypublic data only; no fake enquiries or access bypass.
Practise it: Build 01 →Starter kit ↓
Strength: High · not an earnings forecast
AI-ASSISTED SERVICE#19 · 7–21 days
SEO content brief studio
BUYERwriters and agencies
Deliverablesearch-intent brief, source list, questions, structure and internal-link plan.
AI roleclustering and draft outline.
Boundaryno keyword stuffing, plagiarism or guaranteed rankings.
Practise it: Build 06 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
AI-ASSISTED SERVICE#20 · 7–21 days
Accessibility quick-audit service
BUYERsmall website owners
Deliverablekeyboard, contrast, labels, headings, alt-text and mobile review with prioritized fixes.
AI roleexplain findings and draft corrected markup/alt text.
Boundarycall it a quick audit, not legal certification.
Practise it: Build 02 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#21 · 7–21 days
Lead-response workflow setup
BUYERservice firms losing enquiries
Deliverableform-to-sheet intake, notification, draft response and follow-up checklist.
AI roleclassify the request and draft a response; a person approves sends.
$0 startfree forms, sheets, email rules and automation tiers.
Practise it: Build 08 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#22 · 14–30 days
Appointment-booking content + outreach system
BUYERone local service niche
Deliverableideal-customer research, trust-building content, individually reviewed outreach and booking flow.
AI roleprospect research and personalized drafts.
Boundaryconsent-aware outreach, low volume, truthful identity, opt-out, no scraping behind logins.
Practise it: Build 09 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#23 · 7–21 days
CRM cleanup and follow-up rescue
BUYERfirms with neglected lead sheets
Deliverablededuplicate, classify stage, identify stale opportunities and draft follow-ups.
AI roleclassification and draft personalization from approved fields.
Boundarycustomer controls sends; respect prior opt-outs.
Practise it: Build 04 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#24 · 7–21 days
Inbox triage design
BUYERbusy owner
Deliverablelabels, priority rules, draft templates and daily digest.
AI roleclassify sanitized messages and draft replies.
Boundaryno autonomous deletion or sending during pilot; protect credentials and private data.
Practise it: Build 09 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#25 · 7–21 days
Meeting-to-action workflow
BUYERsmall teams
Deliverabletranscript/notes into decisions, owners, deadlines and follow-up draft.
AI rolestructured extraction.
Boundaryparticipant consent, retention policy and human confirmation.
Practise it: Build 09 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#26 · 14–30 days
Weekly business-report automation
BUYERshops/agencies tracking sales, leads or content
Deliverableingest a sheet and produce a checked weekly summary.
AI roleplain-language interpretation; calculations remain formula/code based.
Recurring modelsetup plus monthly monitoring.
Practise it: Build 10 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#27 · 14–30 days
Document-to-database setup
BUYERorganizations with repeated forms/invoices/catalogues
Deliverableextract agreed fields into a table with exception queue.
AI roleOCR/extraction and confidence flags.
Boundarytest against a labelled sample; never silently guess missing values.
Practise it: Build 04 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
AUTOMATION#28 · 14–30 days
Internal knowledge-base starter
BUYERsmall teams
Deliverableturn approved policies and process notes into searchable, versioned FAQs/SOPs.
AI roleorganize, summarize and propose questions.
Boundarycite the source document and date; unresolved conflicts go to a human.
Practise it: Build 03 →Starter kit ↓
Strength: High · not an earnings forecast
AUTOMATION#29 · 14–30 days
Simple website FAQ assistant
BUYERbusinesses with frequent presales questions
Deliverablenarrow assistant grounded only in approved FAQs with human escalation.
AI roleretrieval and response drafting.
$0 startprototype locally or on free tiers; charge for validated setup, then customer funds production usage.
Practise it: Build 03 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
AUTOMATION#30 · 7–21 days
Automation audit and workflow map
BUYERsmall business not ready for software
Deliverableprocess interview, time-loss map, risk register and one prototype.
AI rolesynthesize interviews and generate test cases.
Why it holds upsells analysis first, avoiding API/tool costs before payment.
Practise it: Build 09 →Starter kit ↓
Strength: High · not an earnings forecast
PRODUCT & MEDIA#31 · 14–45 days
Niche template shop
BUYERone profession
Deliverableeditable checklists, intake forms, calculators, trackers and scripts based on genuine workflow research.
AI roleresearch synthesis, variants and QA cases.
$0 startfree storefront with transaction fees only after a sale.
Practise it: Build 11 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
PRODUCT & MEDIA#32 · 21–60 days
Local information/data product
BUYERconsumers or businesses needing a maintained directory, price comparison or verified opportunity list.
AI roleextraction and categorization from permitted public sources.
Boundarycite source/date, honour database rights and publish correction process.
Practise it: Build 12 →Starter kit ↓
Strength: Medium · not an earnings forecast
PRODUCT & MEDIA#33 · 14–45 days
Paid niche research brief
BUYERoperators in a narrow field
Deliverablemonthly “what changed, why it matters, what to do” brief.
AI rolemonitor and summarize sources; editor verifies every material claim.
$0 startfree newsletter/document platform; pre-sell a founding issue.
Practise it: Build 01 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
PRODUCT & MEDIA#34 · 21–60 days
Original mini-course from real expertise
BUYERbeginners in a skill the creator can demonstrate
Deliverablesmall outcome-based course with files, exercise and evidence checklist.
AI rolecurriculum mapping, examples, quizzes and captions.
Boundaryno fake persona, copied course or income claims.
Hosting can cost nothing, but the course must come from real expertise with quality control, not volume.
Practise it: Build 11 →Starter kit ↓
Strength: Medium · not an earnings forecast
PRODUCT & MEDIA#35 · 21–60 days
Game/UI asset micro-studio
BUYERindie developers
Deliverablecoherent, licensed icon/UI/background packs with editable files and usage terms.
AI roleconcept exploration and variation; human cleanup and consistency create the value.
Boundaryno imitation of protected franchises/artists; verify commercial rights.
Practise it: Build 11 →Starter kit ↓
Strength: Medium · not an earnings forecast
PRODUCT & MEDIA#36 · 30–120 days
Honest faceless explainer channel with owned offer
BUYERbuild a narrow educational audience
Deliverablemonetize first through a relevant service/template, later sponsorship/affiliate/ads.
AI roleresearch aid, scripts, captions, thumbnails and analytics summaries.
Boundaryoriginal analysis, licensed visuals/audio, disclose affiliates, avoid “AI slop.”
Strong scripts and hooks matter; test small videos before spending anything.
Practise it: Build 05 →Starter kit ↓
Strength: Medium · not an earnings forecast
PRODUCT & MEDIA#37 · 30–90 days
Expert-led niche newsletter + service funnel
BUYERa free useful newsletter for a specific trade/profession
Deliverablerevenue from audits, templates, sponsorships or premium briefs.
AI rolesource monitoring, editorial planning and repurposing.
$0 startfree publishing platform and direct interviews.
Practise it: Build 07 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
PRODUCT & MEDIA#38 · 60–180 days
Human-edited niche affiliate resource
BUYERcomparison guides/tools for a tightly defined purchase problem
Deliverableearn disclosed commissions.
AI roleresearch organization, page scaffolding and update checks.
Boundaryfirsthand/primary-source evidence where possible, transparent criteria, no fake product use or parasite spam.
The build is easy; useful content and an unsaturated niche are the hard part.
Practise it: Build 06 →Starter kit ↓
Strength: Medium-low · not an earnings forecast
TOOL & SAAS#39 · 30–90 days
One-problem micro-tool
BUYERa niche calculator, formatter, checker, estimator or generator solving one repeated task.
AI rolerequirements, coding assistance, tests and optional language interface.
$0 startstatic/local-first app on free hosting; pre-sell or deliver manually before adding paid infrastructure.
A real need comes first; code alone is not a business.
Practise it: Build 01 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
TOOL & SAAS#40 · 30–90 days
Browser extension or spreadsheet add-on for one workflow
BUYERprofessionals repeatedly copying, formatting, checking or summarizing non-sensitive data.
AI rolecoding/test assistance and optional bring-your-own-key features.
$0 startlocal/unlisted pilot; sell setup/support or pre-orders before store fees and hosted APIs.
Boundaryleast permissions, local processing by default, clear privacy notice.
Practise it: Build 12 →Starter kit ↓
Strength: Medium-high · not an earnings forecast
No methods match that search. Try another buyer, task, or category.
THE UNIVERSAL LESSON CONTRACT
Required artifact · every build pathEvery lesson ends the same way.
A shared contract makes very different businesses measurable, reviewable, and safe to practise. Download it as a fill-in template ↓
VISIBLE BOUNDARIES
What we will not teach.
Honest money education should be explicit about shortcuts that fail the category’s standards.
Buying or selling “verified” advertising and social accounts
Deceptive ownership claims, account restrictions, identity risk, and platform bans make this an unsafe and unstable foundation.
Fake reviews, fake questions, or covert affiliate seeding
Deception harms customers and the market. Affiliate relationships and incentives must be clear.
“Make it AI-written so it looks human”
The buyer needs useful work, not concealment. Human review is for quality, accuracy, and accountability—not disguising authorship.
Paid-ad arbitrage or cash-dependent growth at launch
These require spending before revenue and can lose money quickly, so they do not meet the strict $0-to-test standard.
Mass AI article farms
Low-value automated publishing is volatile and difficult to defend. Useful original work, sources, and human editing matter.
AI adult influencers and paid fan platforms
They are not reliably $0, raise consent and platform risks, and fall outside what this category teaches.
Voice cloning, deepfakes, or fake testimonials
Rights, consent, and fraud concerns disqualify these approaches.
Trading bots, gambling, and “passive” crypto systems
These create financial-harm risks and do not qualify as a durable operating business for this category.
Surveys, rewards, and data-labelling gigs
They may be income tasks, but they are not businesses with an offer and customer relationship that the learner owns.
Print-on-demand and physical dropshipping
Samples, inventory, fulfilment, returns, and customer support break a strict $0 start.
Learn freely. Build honestly.
Make something useful. Keep learning from it. Earn by Doing teaches practical work and evidence—not accreditation, guaranteed income, or a shortcut around trust.
Return to the beginning ↑Questions people ask
Does Earn by Doing promise income?
No. It teaches you to find a real buyer, deliver checked work and keep evidence. Results depend on your work, your market and current provider terms.
Do I need money to start?
Every method can be tested with free tiers and organic outreach. Free to start is not costless: time, provider limits and transaction fees still matter.
Where is the full course?
The Earn by Doing build path has guided activities, a hosted lab and a combined capstone. Open it from the Academy or the link on this page.