I have submitted below documents
1) Cover letter explaining points breakdown
2) Completed Set(o) application form
3) Passports and BRP
4) Life in the UK pass letter
5) Pay Slips
6) Bank statements
7) Previous Teir 1 approval letters
Letter from employer
9) Photographs x 2
As extra documents just in case I took all my P60's and a letter of employment from HMRC covering the last 5 years.
Total days out the country in 5 years - 125
Good luck for everyone applying!