Benford's Law: The First-Digit Test That Catches Fake Invoices in Your Books
About 30% of real accounting amounts start with the digit 1 — fabricated invoices rarely do. Here's how to run a Benford first-digit test in a spreadsheet.
Mike Thrift
Marketing Manager
Cameroon's New IGS Tax Charges You on Turnover, Not Profit: What SMEs Between 10M and 50M CFAF Owe in 2026
Cameroon's IGS taxes small businesses on turnover, not profit — 500,000 to 2,000,000 CFAF a year for 10M–50M CFAF turnover, paid quarterly.
Register Before You're Copied: The Three-Month Copyright Window That Decides Statutory Damages
Register within three months of first publication or lose statutory damages up to $150,000 per work and attorney's fees for any infringement that began earlier.
Dog and Cat Breeder Bookkeeping: The USDA Four-Breeding-Female Rule
Keep more than four breeding females and make one sight-unseen sale, and USDA licensing applies — plus Schedule C, the IRS hobby-loss test, and state sales tax.
Doula Business Bookkeeping: How to Bill State Medicaid as a Fee-for-Service or Group NPI Provider
Medicaid reimburses doulas in 26 US states — get paid by matching Type 1 and Type 2 NPIs to claim fields, contracting every MCO, and aging receivables.
FAVR Vehicle Reimbursement, Explained: Pay High-Mileage Drivers Tax-Free Without the Flat-Allowance Tax Waste
FAVR pays drivers tax-free with a fixed monthly allowance plus a per-mile rate — but it needs five drivers, 5,000 miles each, and a quarterly IRS ceiling test.
Form 941 vs. 944 vs. 940: Which Employment Tax Return to File, When It's Due, and How to Fix Mistakes
Most US employers file Form 941 quarterly plus Form 940 once a year; Form 944 is annual only if the IRS notifies you in writing. Fix errors with Form 941-X.
Are Frequent Flyer Miles Taxable? What IRS Announcement 2002-18 Says About Your Business-Travel Rewards
Miles earned by flying or card spending are tax-free rebates under IRS Announcement 2002-18; bank-account bonuses and cash conversions are taxable income.
Guaranteed Maximum Price Contracts: The Cost-Plus Deal With a Ceiling (and Who Pays Past It)
A GMP contract caps a cost-plus job: the owner pays actual costs plus fee up to the ceiling, and the contractor absorbs overruns unless a change order moves it.
GSA Raised FY2027 Per Diem Rates to $181 a Day: Update Your Accountable Plan Before October 1
GSA's FY2027 standard per diem is $181/day — $113 lodging plus $68 M&IE from October 1. Update your accountable plan or the IRS taxes them as wages.
Hair Transplant Clinic Bookkeeping: Per-Graft Pricing, FUE Equipment, and the 15-Surgery Capacity Benchmark
Price grafts from cost, not the market: FUE runs $4–$12 per graft, deposits are liabilities, and the IRS treats transplants as nondeductible cosmetic surgery.
Why Hemp-Derived CBD Shops Escape the IRS's Harshest Tax Rule (and Cannabis Dispensaries Don't)
Hemp-derived CBD shops deduct rent, payroll, and marketing like any retailer — cannabis dispensaries cannot under Section 280E. The 0.3% THC line decides.