Guide
Job Costing Signals for Small Crews (No Accounting Overhaul)
Track parts cost per job and note time on jobs that run long; once a week pick 5–10 jobs and compare cost (parts + rough time) to what you charged so you see which jobs make money. Use that to adjust pricing or stop taking work that doesn't pay. You don't need a full accounting overhaul—just a few signals. When you're ready for software, look for parts and materials tied to each job so cost rolls up and a simple profit view (charged vs cost per job or per week).
For teams that want to see which jobs are profitable without a full accounting system.
Next: Track parts and time for 5–10 jobs this week and compare to what you charged; note which job types lose money.
The situation
Some jobs feel profitable; others you suspect are losers. Without basic costing signals, you can’t tell which is which and you keep repeating work that doesn’t pay.
You don’t need a full accounting overhaul. You need a few signals: what did this job cost (parts, time) and what did we charge? Do that once a week and you’ll see patterns.
Track parts cost per job and note time on jobs that run long; once a week pick 5–10 jobs and compare cost (parts plus rough time) to what you charged so you see which jobs make money. Use that to adjust pricing or stop taking work that doesn’t pay. Track parts and time for 5–10 jobs this week and compare to what you charged; note which job types lose money. When you’re ready for software, look for parts and materials tied to each job so cost rolls up and a simple profit view (charged vs cost per job or per week).
What usually causes it
- No tracking of parts or materials per job—so you don’t know real cost.
- Time per job not recorded—so you don’t see which jobs eat hours.
- Job cost never compared to what you charged—so you don’t know margin.
- Pricing based on guesswork instead of past job data.
Quick fixes you can try this week
- Track parts cost per job—even a simple list with dollar amounts. Add it up and compare to the invoice.
- Note time spent on jobs that run long so you see which types of jobs blow the estimate.
- Once a week, pick 5–10 jobs and compare cost (parts + rough time) to what you charged. You’ll quickly see which jobs make money.
- Use that to adjust pricing or stop taking certain types of work that don’t pay.
If you're ready: what to look for
- Parts and materials tied to each job so cost rolls up automatically.
- Time tracking per job (even start/end) so you see labor.
- Simple profit view: what you charged vs what it cost, per job or per week.
Mistakes to avoid
- Trying to track every cost before you have the big picture—start with parts and time, then refine.
- Not reviewing costing data regularly—once a week is enough to spot problems.
- Making costing too complex—if the team won’t use it, keep it to a few fields.
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Copy-paste scripts and checklists for this pain: