WMS stands for Warehouse Management System, this is where all items that will be stored and tracked within the warehouse are created and configured. It is very important to note that if a client has this module turned on, the SMS and some part of MMS module will depend on it to function.
https://www.screencast.com/t/ID6jK9LVC
https://www.screencast.com/t/l5nFjKq92hmh
WMS
a.1 Configuration – Location
a.2 Configuration – Vendor
a.3 Configuration – Warehouse
b. Cycle Count Process
c. Inter Warehouse Transfer
d. Inventory Move Log
e. Inventory Product
f. Inventory Summary
g. PO Process
h. RMA Process