Login to DSSI https://www.directs.com/dssi
Under Tools choose Capture Bills
Click Add New invoice
Add Invoice Image
Fill out the form starting with Supplier
IF you need to allocate to multiple GLs or buildings click add beside allocations, Just make sure the totals match at the end
Use the drop downs to fill out the site and GL
You can type in key words or the GL numbers, but make sure you choose from the list
omit the last two numbers, as long as the company is correct DSSI knows where to send it.
Once you have made sure that all information is correct, you can submit.
Once you submit the only way to change it is to contact AP and have them change it.