SoloStack — Business Idea

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Revenue Model

Flat-rate SaaS: $29/month or $290/year. 90% gross margins. Includes unlimited quotes, invoices, and SMS reminders. No per-user fees or hidden transaction surcharges beyond Stripe's base rate.

Pricing Tiers

Free

$0 / mo

3 workflows. Good for testing the product before paying.

Pro

$19 / mo

Unlimited workflows, analytics, custom domains. Main revenue driver.

Enterprise

$79 / mo

Team collaboration, shared workflows, priority support. High-value accounts.

Margins: No server costs until >500 active users. Hosting on Render ~$5–15/mo. Gross margins 85%+ once customer base grows.

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Target Market

Solo owner-operators in the 'man-with-a-van' category (handymen, mobile detailers, lawn care). They currently use paper or basic notes and lose 20% of revenue to unbilled work and forgotten follow-ups.

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90-Day Execution Plan

Week 1-2: Build landing page with 'Quick Quote' demo video; run $200 in targeted FB ads to local contractor groups to validate CPL. Week 3-6: Build MVP using FlutterFlow/Firebase focusing only on 3 features: SMS-based scheduling, PDF quoting, and Stripe-linked invoicing. Week 7-9: Onboard 10 'Alpha' users from local Yelp/Google Maps listings for free in exchange for video testimonials. Week 10-12: Launch paid tier; automate outbound LinkedIn/Email outreach to newly registered LLCs in the construction/service sector.

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Just Say Go 5 APPROVALS

The AI handles everything else. You just approve these 5 decisions — everything between approvals runs autonomously.

Setup

Claim "SoloStack" and set up the domain

Register the domain (~$12/yr) and point it to the platform.

~$12–15 /yr

5 minutes

Your call

Setup

Connect Stripe for payment processing

Create your free Stripe account and enable the Pro ($19/mo) and Enterprise ($79/mo) pricing tiers. Payments go directly to your bank.

Free — Stripe takes 2.9% + 30¢ per transaction

15 minutes

Your call

Weeks 1–2

Approve landing page + beta launch

AI builds the landing page and sets up the free tier. You approve the copy and design before going live.

~$5–15 (hosting + API credits)

30 min to review + approve

Your call

Weeks 5–6

Approve Pro tier billing launch

AI enables Stripe billing for the $19/mo Pro tier. First paying customer triggers automated receipt emails.

~$5–15 /mo

15 min to review pricing

Your call

Weeks 10–12

Approve Enterprise tier and $500 MRR push

AI adds the $79/mo Enterprise tier with team features and priority support. Launch targeting indie hacker communities.

~$10–20 /mo

30 min to review final offer

Your call