Scan page 1 (without any action),
Scan page 2 (After Date, sign and Name of Main Applicant),
Page 3 Section B : SINP Applicant Declaration, Tick Bottom box,
I declare that I have completed.................................................................... business on my behalf with the SINP. (After sign, Name, Date of Main Applicant and Sign, Date Spouse)
Page 4 (After writing 3-4 N.A. in any separate lines)
After that Merge that 4 PDF pages as a single PDF page. That is your Ethical ............ Form.
In Oasis, there is a special place to upload this Form. Read it carefully. It would be nice that, make 2-3 dummy Oasis Profiles and try to fill complete application.