"YOUR" and "YOU'RE"
"Your" indicates possession. "You're" is a contraction for "you are." Ex.: Is this your umbrella? You're a wonderful person.
"COMPLEMENT" and "COMPLIMENT"
"Complement" means to complete or enhance. "Compliment" means to praise or express admiration. Ex.: The dessert complements the meal beautifully. He received a heartfelt compliment on his performance.
