CS Module inputs

Hi,

Basically I'm a PM consultant. Now i have to go to CS Module implementation.

No idea about CS Module. Pls clarify

1. Masters in CS

2. Is notif & order are same as of PM?

3. Customer complaint, sales order, Billing, contract - to handle in CS or SD

4. Is there any specific config for CS

5. If anyone has CS config guide or CS UM pls share

For CS Module which forum i've to use? this one or anything else

Thanks,

Prasad