A 26-PART PRACTITIONER'S SERIES
Two-Sided Marketplace
Financial Architecture
Market Economics
B2C
B2B
A deep dive into GMV economics, take rate architecture, principal vs. agent accounting under ASC 606, cohort LTV, compliance, and the trust & safety cost structure.
9/10
COMPLEXITY
15
PAGES
SaaS
Architecture of Recurring Rev
Recurring Revenue
SaaS Models
Master ARR and MRR construction, deferred revenue waterfalls, NRR and churn mechanics, CAC/LTV unit economics, Rule of 40, capitalization, and metric frameworks.
8/10
COMPLEXITY
18
PAGES
Usage-Based SaaS
When Revenue Follows Use
Consumption Model
Usage Analytics
Explore committed vs. consumed ARR, variable consideration under ASC 606, ramp curves, gross margin management, NRR in consumption, and digital services taxes.
9/10
COMPLEXITY
14
PAGES
Platform & API Business
Economy Beneath the Economy
Developer Funnel
API Metrics
A deep dive into developer economics, API pricing tiers, rate limit monetization, ASC 808 collaborative arrangements, global digital services taxes, and data valuation.
10/10
COMPLEXITY
22
PAGES
Marketplace & Finance
Capital, Credit & Commerce
Embedded Finance
SaaS
Lending
A deep dive into PayFac economics, merchant cash advances, CECL allowance modeling, BNPL revenue architecture, BaaS, and regulatory compliance.
10/10
COMPLEXITY
24
PAGES
Advertising & Media
Selling Attention at Scale
Programmatic
Yield Optimization
A deep dive into the CPM/CPC revenue waterfall, programmatic economics, deferred revenue, fill rate management, and first-party data valuation.
8/10
COMPLEXITY
23
PAGES
App Store & Mobile
Global App Finance
Mobile Economics
Virtual Goods
A deep dive into the 30% take rate, IAP revenue recognition, virtual currency deferred revenue, subscription billing mechanics, and foreign currency settlement.
9/10
COMPLEXITY
21
PAGES
Data / AI Model Business
Capital-Intensive Software
AI Compute
Inference
MaaS
A deep dive into AI training compute economics, inference unit economics, ASC 606 for API licensing, Section 174 amortization, and synthetic data accounting.
10/10
COMPLEXITY
20
PAGES
DTC / eCommerce
Physical Goods Online
Contribution Margin
LTV:CAC
A deep dive into the contribution margin stack, blended CAC, return rate modeling, 3PL dimensional weight, and the cash conversion cycle.
7/10
COMPLEXITY
21
PAGES
Wholesale to Retail
Selling Through the Channel
Trade Spend
Chargebacks
B2B2C
A deep dive into early payment discounts, slotting fees, trade spend architecture, deduction management, and markdown allowance reserves.
8/10
COMPLEXITY
19
PAGES
Consumer Subscription / Box
Recurring Meets Physical
Churn Mechanics
Deferred Revenue
Box COGS
A deep dive into subscriber LTV, state auto-renewal compliance, box fulfillment economics, and ASC 606 tied to shipment timing.
8/10
COMPLEXITY
19
PAGES
Manufacturing
Contract and Captive
Standard Costing
Variance Analysis
Tax
A deep dive into overhead absorption rates, variance decomposition, factory P&L, break-even analysis, and LIFO recapture risk.
9/10
COMPLEXITY
19
PAGES
Franchise Model
Scaling Without Owning
FDD Disclosures
Royalties
ASC 606
A deep dive into initial franchise fee deferral, royalty accrual mechanics, advertising fund accounting, and four-wall EBITDA.
8/10
COMPLEXITY
18
PAGES
Retail (Multi-Location)
Four-Wall Economics and SSS
Four-Wall EBITDA
Same-Store Sales
ASC 842
A deep dive into shrinkage accounting, markdown cadence, gross margin waterfall, and ASC 842 for retail leases.
9/10
COMPLEXITY
19
PAGES
Professional Services
Selling Expertise by the Hour
Utilization Rate
WIP Accounting
Leverage
A deep dive into realization rates, blended bill rate leverage, fixed-fee vs T&M, and partner draw structures.
8/10
COMPLEXITY
15
PAGES
Staffing & EOR
The Human Capital Intermediary
Gross Margin Spread
Workers' Comp
Payroll Float
A deep dive into e-mod management, state SUTA rates, payroll funding float, and ACA employer mandates.
8/10
COMPLEXITY
15
PAGES
Healthcare Services
Payer Mix and Net Patient Revenue
ASC 606
Revenue Cycle
340B Pricing
A deep dive into payer mix economics, portfolio-based variable consideration, Medicare cost reports, and denial management.
10/10
COMPLEXITY
15
PAGES
Education & EdTech
Tuition Revenue and Title IV
Title IV Compliance
90/10 Rule
R2T4
A deep dive into tuition revenue recognition, Title IV compliance, R2T4 refund calculations, and instructor misclassification risk.
8/10
COMPLEXITY
16
PAGES
Real Estate
NOI, Cap Rates, and Waterfalls
NOI & Cap Rates
Waterfall Distributions
1031 Exchange
A deep dive into NOI calculation, cap rate mathematics, waterfall distributions, and 1031 like-kind exchange mechanics.
8/10
COMPLEXITY
16
PAGES
Infrastructure & Energy
Regulated Revenue and PPA Economics
PPA Economics
Project Finance
Tax Credits
A deep dive into regulated vs. merchant revenue, PPA structure, ITC/PTC mechanics, and AFUDC capitalization.
9/10
COMPLEXITY
15
PAGES
Financial Services
Net Interest Margin and CECL
Net Interest Margin
CECL
Leverage
A deep dive into NIM decomposition, CECL allowance calculation, ROE vs. ROTA, and gain-on-sale accounting.
9/10
COMPLEXITY
16
PAGES
SaaS + Hardware
When the Razor Meets the Subscription
ASC 606 Allocation
Blended Gross Margin
ASC 842
A deep dive into bundled arrangement allocation under ASC 606 SSP, hardware COGS decomposition, and warranty accruals.
9/10
COMPLEXITY
14
PAGES
Creator Economy
Royalties, 1099s, Virtual Tipping, and IP at Scale
1099-NEC Issuance
Virtual Currency
IP at Scale
A deep dive into creator platform revenue streams, principal-vs-agent analysis, 1099-NEC issuance, and virtual currency.
9/10
COMPLEXITY
14
PAGES
Multi-Sided Ecosystem
Segment Reporting, Intercompany Eliminations, and Global Tax
ASC 280 Reporting
Eliminations
Pillar Two Tax
A deep dive into ASC 280 segment reporting, intercompany eliminations at scale, and global Pillar Two tax.
10/10
COMPLEXITY
18
PAGES
Web3 / Crypto-Native
Finance at the Frontier of Unsettled Standards
Token Accounting
ASU 2023-08
Crypto Tax
A deep dive into token issuance accounting, FASB ASU 2023-08, DeFi yield income recognition, and DAO treasury management.
10/10
COMPLEXITY
19
PAGES
Master Summary
Every Model, Metric, and Formula
Master Summary
Metrics
Benchmarks
A synthesis of all 25 models, cross-model gross margin benchmarks, revenue recognition standards, and a complete metrics compendium.
Ref
COMPLEXITY
24
PAGES