Recommended by Jack O Frost
"THERE", "THEIR", and "THEY'RE"
"There" refers to a place. "Their" indicates possession. "They're" is a contraction for "they are." Ex.: There is a beautiful garden. Their house is nearby. They're going for a walk.
"PRINCIPAL" and "PRINCIPLE"
"Principal" refers to a person in a position of authority or the primary part of something. "Principle" means a fundamental rule or belief. Ex.: The school principal addressed the students. The principal reason for our success is teamwork. Honesty is an important principle to uphold.