Job costing breaks down when the shop floor reports in spreadsheets and finance reconciles weeks later. Linking work orders directly to the ledger means actual material and labour cost lands against each job as it is consumed.
From estimate to actual, instantly
With production events posting in real time, the gap between a quoted margin and the realised one stops being a month-end surprise. Variances surface while a job is still running, when you can still do something about them.