Mobile Mechanic Bookkeeping: Van Build-Out vs. Lease, Parts Markup, and Pricing the Trip Charge
A $125 posted labor rate falls to $94 once drive time counts. Price the trip charge by zone, tier parts markup, and claim Section 179 on a 6,000-lb van.
#bookkeeping
Bookkeeping
Modern bookkeeping techniques using plain-text and automated workflows
Pet Deposits vs. Pet Rent vs. Pet Fees: What You Can Actually Charge
Pet deposits are refundable and often capped; pet fees and pet rent are Schedule E income when received — IRS Pub 527 rules, state caps, and how to book each.
Tap to Pay on iPhone and Android: Take Cards With No Terminal — and What It Really Costs
Tap to Pay skips the $59 reader but still pays 2.6–2.7% card-present rates; a per-tap surcharge and the IRS 1099-K decide whether phone-only actually wins.
Bag Charges Are Not Merchandise Sales: A Retailer's Guide to California's Bag Ban and Washington's Fee Hike
California's 10-cent paper bag charge is excluded from taxable sales, while Washington's 12-cent plastic bag charge is taxable — book each in its own account.
CPR and First-Aid Training Business Bookkeeping: Equipment Costs, Card Fees, and Pricing That Holds Margin
AHA eCards run $11.50–$22.50 per student, so a $75 US first-aid seat nets under $49. Price CPR classes off the per-student stack and book cards as COGS.
Credit Memos and Debit Memos Explained: Correct Invoices Without Deleting History
A credit memo reduces what a customer owes and a debit memo increases it — both correct an invoice without deleting it, so the audit trail survives.
Why Your Cut-Flower Farm Needs Two Markups: Weddings vs. Market
Weddings and farmers-market bunches need separate markups: market bouquets hold ~55% margin on stem cost, while wedding quotes must carry 15-25 design hours.
DAO Treasury Bookkeeping: How to Reconcile a Multisig, Track Stablecoin Runway, and Account for Contributor Grants
Reconcile the multisig monthly, count runway in stablecoins only, and book grants payable at approval — three habits that keep a U.S. DAO treasury auditable.
Donut Shop Bookkeeping: Costing 4 A.M. Labor, Fry-Oil Shrinkage, and the Wholesale-vs-Retail Split
Donuts cost cents to make, yet profit leaks through 4 a.m. labor, fryer oil, and day-old waste — track each line to hold food cost under 30%.
Lending Your Own Money for a Living: Licensing, Usury Caps, and Bookkeeping for Hard Money Lenders
US private lending: business-purpose loans escape licensing and usury caps only if documented so, points count as interest, and IRS Section 166 rules bad debt.
Bookkeeping for Martial Arts Schools: Why Testing Fees, Merchandise, and Autopay Need Separate Revenue Lines
Split dojo income into six revenue lines — dues, testing, pro shop, privates, camps, parties — and carry prepaid tuition as deferred revenue, not income.
Private-Duty Nursing Agency Bookkeeping: Authorizations, Shift Payroll, and Unpaid Claims
US Medicaid authorizations cap private-duty nursing revenue while payroll runs weekly — track auth balances, reconcile EVV, and hold DSO at 40–45 days.