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Fewer repetitive buyer emails → reclaim hours each weekTangible bonus inside your Whop course → higher perceived value & retentionFoundation for future paid features (saved scenarios, AI chat) without heavy tech debt
Embedded in Whop via <iframe>
Custom GPT with tool calling / Live-rate API calls
Your current deal-analysis spreadsheet with full formulasBranding hex codes / logo assetDisclaimer text you’d like under the calculator
Deal Partner AI - MVP
Product Requirements Overview (for Doug Grindstaff)
Prepared by Julian Brooks | Target delivery window: 14 calendar days
Purpose
To let every buyer who signs an NDA answer the question “Can I afford this deal?” instantly—without additional email exchanges or spreadsheet hand-offs.
Benefits to you:
Success metrics
Goal
Target (first 30 days after launch)
Buyer sessions
≥ 200 total (≈ 50 / week)
Doug’s time on “deal math” replies
-50 % vs. current baseline
Course-member poll: “Calculator added value”
≥ 80 % “Yes”
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MVP feature set
Area
Requirement
Inputs
Down-payment $, Purchase-price $, Loan-type (SBA / Conventional), Prime-rate %, Term yrs, Annual cash-flow before debt $
Rules (in-browser JS)
Rate = Prime + 2.5 (SBA) / Prime + 5 (Conv) · Monthly payment (amortization) · Annual debt service · DSCR · Pass if DSCR ≥ 1.2
Outputs
Monthly payment, DSCR badge (green/red), single recommendation line
UX
One-page responsive calculator; loads in <1 s; matches Website Closers colours
Delivery points
Config
config.js with editable constants (prime delta, DSCR threshold)
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Future upgrades
What we need from you (Day 0)
Two-Week Schedule
Day
Milestone & Owner
0 (Kick-off)
Spreadsheet + assets received • PRD sign-off (Doug)
1-2
Build static UI prototype in Lovable (desktop & mobile) (Harbinger)
3-5
Port formulas to JavaScript; unit-test against sheet; wire to UI
6-7
Styling polish, mobile QA, in-browser error handling
8
Deploy to temporary URL ➜ Doug review
9
Feedback sweep; copy tweaks; add config constants file
10
Create embed snippets; insert into Whop staging + Framer page
11-12
End-to-end QA in Whop (desktop + phone) • Hotjar/Sentry script drop-in
13
Final sign-off • Generate PDF user/tech docs
14 (Launch)
Go-live to course members • Start usage tracking
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Risks & mitigations
Risk
Mitigation
Whop iframe restrictions
Early embed test on Day 2; fallback to hosted link if needed
Rate constants go stale
Config file allows you to update numbers without code redeploy
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Extras
Emailed report / PDF download template
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