Working with Pick and Pack 
Prerequisites
To work with the Pick and Pack process in SAP Business One, make sure that you have at least one open sales order or A/R reserve invoice.
Procedure
Working with Pick and Pack in SAP Business One includes the following procedures:
Explains how to enter filter criteria and select documents to add to a pick list.
Explains different flows for viewing pick lists.
Explains how to work with pick lists to pick items for shipments.
Creating Delivery and A/R Invoice Documents with Pick and Pack
Explains different flows for creating delivery and A/R invoice documents.
Defining and Printing Packing Slips
Explains how to create and print packing slips for delivery documents, A/R invoices, and A/R invoices with payment.