Thank you!There is a section to attach a document or anything
use this link
https://secure.cic.gc.ca/enquiries-renseignements/canada-case-cas-eng.aspx
Fill this first-page click "Next" there you have an option for attachment
Under Type of application it only gives option for Express entry. You selected same one or have to select different option in first dropdown? I selected "Permanent Residence (applied online)".
Thanks in advance!