Builds a 13-week cash flow forecast for a small business or startup from a CSV of receipts and payments - weekly, biweekly, monthly, quarterly and one-off items, invoices on net terms with customer lateness, probability-weighted deals - with a base and a stress case. Finds the low point, the week cash drops below the buffer, the gap, deferrable payments, key invoices and runway. Includes an offline stdlib Python forecaster with --self-test. 来源：https://prompts.chat/prompts/cmvxiazkz0008i908es0jee4q
Builds fixed-rate loan and mortgage amortization schedules, shows how much of each payment goes to interest, and compares payoff strategies such as extra monthly payments, one-off lump sums, a higher fixed payment, or a shorter term, with interest saved, months saved, payoff date, and an APR estimate when fees apply. Use when a user asks "how much interest will I pay?", "should I overpay my mortgage?", "what if I pay 200 more a month?", or wants a payoff plan for a car, student, or home loan. 来源：https://prompts.chat/prompts/cmv3hy93r000kjs06xgepd0t2
Calculates sales commission payouts for a period from your comp plan and a deals CSV - quota credit by deal type, split deals, tiered rates with accelerators (marginal or flat), credit and payout caps, SPIFFs, clawbacks for early cancellations, pay on booking or collection, and draws. Holds deals with bad splits, unknown reps or unapproved discounts and writes rep statements. Includes an offline stdlib Python calculator. 来源：https://prompts.chat/prompts/cmw1ss6bu000cjk087ruray3o
For cafes, restaurants, bakeries, and food trucks: turns supplier prices, yields, and recipes into exact cost per portion, food cost percent on the tax-free price, contribution margin, and a suggested price, then applies menu engineering (Star, Plowhorse, Puzzle, Dog) with a tested Python calculator. 来源：https://prompts.chat/prompts/cmv0nvwk1000ejr065goqpxr9
Checks invoices before you pay or send them - recomputes every line (quantity x unit price minus discount) and the VAT or sales tax per line, the tax breakdown and the totals from a JSON or CSV export. Reports arithmetic errors, rates outside your list, per-line vs per-invoice rounding, discounts, duplicate lines and invoices, missing required fields and date problems. Includes an offline stdlib Python checker. Not tax advice. 来源：https://prompts.chat/prompts/cmw0d94c40007jz08toqsg3n3
