How to edit a job allocation for a bill

When opening a vendor bill, you can adjust the job or phase that any line item on the bill is pointing toward. This can be done at any time, even after the bill is paid. To accomplish this, open the bill in question and click the allocation icon next to the line item you want to change:

This will give you the ability to unallocate the line from it's current job and/or allocate it to a new job or phase. Once you select the new job, click save changes to point the cost to the new job/phase.