Questions about Implement the MM-SUS

Hi All,

We are about to implement the MM-SUS scenario, there are some questions please help me .

1. Need the materail data replicate to SUS?

2. How to cinfigure the supplier loggin, use the portal like the SRM user?

3.We will replicate the vendor from MM so we do not need to use the supllier self-register, right?

4. for this scenario, we want to use BW for the report, how to configure this?

Or if you have any document about this please help me. Thanks a lot!