Reg: S-User Id

Hi Friends.

I would to go for Business Objects Certification.

Papers are SABE201, SABE301, SABE401

While Registering for Test in Pearson VUE .. It is asking for S-User Id that starts with S/C/D

Please let me know where can I get that one..??

Are there any pre-requisites for writing Exam..??

Please do let me know about the Procedure in South Africa..??

Give me the Details whom to contact etc..

Regards

Lakshman