Process Mfg warehouse transfers using internal requisitions

 

We are on 11.10.2 and are using OPM applications for our inventory and production. We have a need to transfer inventory to a 3rd party distribution center. We will still own the inventory while it is at the distribution center. I have looked at the warehouse transfer and most of it looks like what we need to do except for how I get a pick list to the sending warehouse. I figure it's a custom document but has anyone worked out a way to have this flow from the system easily? We will have a forecast of how much to