Deduction for SARS tax returns?

For my deductions what documents do I need to have all ready

medical aid contributions
RA/provident fund contributions
invoices for any Cell/laptop/equipment required for work that was not remunerated back to me

and what else ?

Any other expenses you wish to claim such as a contribution to a Public Benefit Organisation, your IRP5, Interest Certificates from the bank which would IT3b's or IT3c's.