Practical notes on inventory, sales orders and the day-to-day of running a small operation: cycle counting, lot traceability, kitting, and knowing when a spreadsheet has stopped being enough.
The parts, tools and supplies that keep equipment and buildings running. Why maintenance stock goes missing, what to record for each part, and where minimums belong.
A clipboard by the storeroom door works until somebody asks which projector is the good one. What a checkout record actually has to carry, why overdue is a people problem, and the one question that decides whether you need software at all.
The formula is arithmetic. Getting honest lead times, and having something actually tell you when stock crosses the threshold, is the part that goes wrong.
A lot number identifies a production run, not an individual item. There is no universal format, so here is what the common patterns mean and where to find the code.