If you are working with the WMS mobile app it might be helpful to review the warehouse app field names setup. These specify a field name and the data type associated with that. The data type determines how the mobile app will handle that field. For example quantities. If you are receiving products do you type in a quantity or do you just scan the product labels and let it count as you scan.
Here is a quick overview.
D365 July 2017 Update 8 (7.0.4565.16211)