Pls guys i need your help, I am applying through the on-line route. I want to know if i can also upload my academic credentials and police report in the file where i am to upload my proof of financial support.

Pls guys, i need your help. I have been given admission to Lambton college for a PGD. I have paid the required school fees.
What are the documents i need to have before i apply for my Visa. The school has given me a receipt of payment.