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Mike Thrift

Marketing Manager

Surf Shop and Dive Shop Bookkeeping: Why Your Best Season Can Still Leave You Broke by October

A surf or dive shop is six businesses under one roof — school, retail, travel, rental, air fills, and repair — sharing one seasonal cash window. Learn how separate revenue lines, deferred-revenue accounting for prepaid lessons, and 12-month cash forecasting that isolates inventory purchases reveal which business actually profits and whether summer funds the winter.

Hair Salon Booth Rental Bookkeeping: Why the IRS Sees Your Chair as a Separate Business

A booth renter is a separate business, not a salon employee — rent is a Schedule C expense, client payments arrive with nothing withheld, and 15.3% self-employment tax plus quarterly 1040-ES estimates are the renter's alone. This guide covers the IRS control tests, which 1099s and W-9s each side owes, and the account structure that keeps a chair rental defensible in an audit.

Roofing Contractor Bookkeeping: The WIP Schedule That Tells You Whether Your Bank Balance Is Lying

A roofing WIP schedule ties revenue to work actually completed rather than to when you invoiced — percent complete equals costs to date divided by total estimated costs, and earned revenue equals percent complete times revised contract price. This guide walks a $192,000 TPO re-roof through the math, explains over- versus under-billing, retainage receivable and warranty accruals, and covers when Section 460 forces percentage-of-completion for tax (roughly $31 million in average gross receipts for 2026, or contracts running past two years).