uploading documents in relevant categories with new onine system

Dear Members,
Just thought of checking , how the members have recently uploaded the documents in what categories in sopra steria website for ilr (tier2 5 years route) ?
In the current system , here are the categories mendtioned, would be good to know , which category the documents needs to be uploaded ?

Mandatory documents
1) Proof of Application :
I am guessing its passport , visa payment / appointment confirmation/ consent declarations ?


Optional documents
2) Other
3) Residence in the UK : is it current BRP card , LIfe in Uk test certificate , english test ?
4) Finances : is it bank statement/ salary slips/ P60's ?
5) Proof of Business
6) Life Events
7) Medical Information
8: Sponsors / Employment : is it employment letter / holiday letter ?
9) Proof of Identity/ Travel History
10) Educational

Thanks,