Production Orders-II PP

Q: We need to do GI of components to production order using Back-flush. The component stock is managed in Batches. The Batch to be back-flushed is selected by FIFO from the issue storage location. How can we set this up?
A: With the following settings, the batches are selected the moment the production order is released.
1: Set up batch determination the way that the batches in batch selection are sorted the right way. e.g. sorted by expiry date
2: Use automatic batch selection in disp view.
3: Ensure that the components are allowed to be back-flushed (material master / work center)