Hi Ram,
It's very difficult to find all config doc for Warehouse Management Best Practices.
Please find the below link which explains WM config little :
http://www.sapfunctional.com/WM/Configuration/Index.htm
Also you can get more idea of WM from Lean Warehouse Management link as mentioned below: You need S User id to download the config/process docs from the below link:
http://help.sap.com/bp_eco604/BBLibrary/HTML/124_EN_US.htm
Also here few main steps from WM Config aspects & explore the below steps:
Configuration Steps:
1 Define, copy, delete, check warehouse number (SPRO)
2 Assign warehouse number to plant/storage location (SPRO)
3 Define Control Parameters for Warehouse Number (SPRO)
4 Define Number Ranges (OMLW)
5 Define Storage Type (Trans : SPRO)
6 Define Storage Sections (SPRO)
7 Define Storage Bin Types (SPRO)
8 Define Blocking Reasons (SPRO)
9 Define Storage Bin Structure (LS10)
10 Define Storage Type Indicators (SPRO)
11 Define Storage Unit Types (SPRO)
12 Define Storage Section Indicators:
13 Activate Storage Type Search (OMLY)
14 Activate Storage Section Search (OMLZ)
15 Activate Storage Bin Type Search (OMM1)
16 Define Sort Sequence for Putaways (Cross-line Stock Putaway) (OMLM)
17 Define Sort Sequence for Stock Removal (Picking) (SPRO) 27
18 Define Requirement Types (OMNF)
19 Define Shipment Types (SPRO)
20 Define Movement Types (SPRO)
21 Confirmation (OMLX) 34
22 Define Print Control (OMLV)
23 Define Default Values (SPRO)
24 Define Types per Storage Type (OMNK)
25 Define Differences and Document Limits (SPRO)
26 Clear Differences (Interface to Inventory Management) (SPRO)
27 Maintain Number Ranges (OMMB)
28 Activate Storage Unit Management per Warehouse Number (SPRO)
29 Activate Warehouse Activity Monitor Objects (SPRO)
30 Define Critical Parameters (SPRO)
31 Define Variant for "Object Overview" Program (OML1)
32 Define Variants for Selection Programs (OML2 & OML7)
33 Define Movement Types (Interfaces) (OMLR)
Thanks
Umesh.