Been platinum for 3-4 years looking to improve

Hey, my name is james and i have been stuck in platinum for awhile now im just looking for someone who is diamond+ to review some of my games or spectate me as i play and tell me what im doing wrong or what i can improve on and to watch me improve until im diamond as well.

my goal is diamond by the end of the season ty for reading this and feel free to add me if you want to be my tutor.