Should I lol

Since Valentines is coming up I have a crush on a guy that was my coworker but no longer is because they fired me I miss seeing him anyways I want to buy him something for Valentine’s Day and put it on his car I wanna write him a note saying how I feel and stuff but idk I’m too scared so should I also idk what to say like I’m too nervous lol

Btw: we never talked we would just smile to each other