{"id":"acct-bank-fee-trend-lines","audience":"small-business","category":"finance-work","track":"finance","technique":"verification","level":"beginner","title":"Separate recurring bank fees from one-time fees over four months","free":false,"task":"You're reviewing four months of bank fees for the owner. Write a prompt for plain text with lines starting \"Recurring monthly fee:\", \"One-time fees:\", \"Total Jul-Oct:\" and \"Check:\", each with the math. The recurring fee is the amount charged in every month. Don't mention rumors about a fee increase. Under 60 words. No bullets or numbering.","materialLabel":"Monthly bank fee lines (attached to your prompt automatically)","material":"BANK FEES - July to October 2026, Maple Row Hardware (checking account)\n\nJul: monthly service fee $45\nAug: monthly service fee $45\nSep: monthly service fee $45 + wire fee $25 (one outgoing wire) = $70 total\nOct: monthly service fee $45\n\nThe bank's fee schedule lists the monthly service fee at $45 and each outgoing wire at $25.\n\nNote: the owner heard from a friend at another shop that 'banks are raising monthly fees in January'. The bank hasn't sent a notice and nothing in the schedule says so.","rules":[{"type":"plainText"},{"type":"maxWords","max":60},{"type":"maxBullets","max":0}],"promptHints":[{"label":"Names the four lines","patterns":["recurring monthly fee","one-time fees","total jul-oct","check:"]},{"label":"Shows the sum","patterns":["\\$45 \\+ \\$45","added"]},{"label":"Gives the check formula","patterns":["4 x"]},{"label":"Bans the rumor","patterns":["(do not|don'?t).*(increase|rumor)"]},{"label":"Caps length","patterns":["\\d+\\s*words","plain"]}],"mistakes":[{"title":"Mentioning the rumor","why":"The AI adds a caution about January fee increases.","fix":"Add: \"Do not mention any possible fee increase.\"","checks":["r2"]},{"title":"Treating September's $70 as recurring","why":"The AI reports the recurring fee as $51.25.","fix":"Say: \"Recurring fee is the amount charged in every month: $45.\"","checks":["r0"]},{"title":"No check","why":"The AI skips the proof.","fix":"Add: \"Check: 4 x recurring fee + one-time fees = total.\"","checks":["r2"]},{"title":"Markdown extras","why":"The AI adds bold labels, headings and a closing note.","fix":"Say: \"Plain text, no bold. Output only the lines asked for.\"","checks":["plainText","maxBullets","r1"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting and runs past word limits.","fix":"Ask for fewer words than the real cap and keep each line short.","checks":["maxWords"]}],"hint":"Recurring and one-time are different lines. Define them and ban the rumor.","rubricLabels":["The line starting \"Recurring monthly fee:\" shows $45 in each of the four months and the line starting \"One-time fees:\" shows the $25 wire fee in September","The line starting \"Total Jul-Oct:\" shows $45 + $45 + $70 + $45 = $205","The line starting \"Check:\" shows 4 x $45 + $25 = $205, and the output never mentions a possible fee increase"]}