Update certificates.md

Updating instructions

content/certificates.md

@@ -35,7 +35,8 @@ provide us with the following **three text documents sent from your university e
    However any other personal reflection is welcome. Evaluation criteria: we
    expect reflections that are related to the content of each of the six days.
 
-During the workshop we will provide with contact addresses where you should
-send these documents to.
+The three documents should be sent to scip _@_ aalto.fi by 31/October/2024. Certificates will be issued around mid November. Clearly name each document with your name (and student number for Aalto University students). You must use your university email to submit your course materials. We do not provide certificates to people who are not affiliated with a higher education / research institution, but you are of course welcome to follow the course and learn with us.
+
+**FAST Track**: If you submit your homework by Friday 4/October, you will receive the credit/certificate by 9/October.
 
 As this is a very simple homework, the use of generative AI (like ChatGPT) is not allowed. We also have access to ChatGPT and we know how to write prompts that can generate the answers to these homework, so it is very easy for us to check when AI was used. Submissions suspected of being generated by AI will be rejected.