Let your friends give you a helping hand. If you learned a new flirting line, or want to practice a new move, ask for help from your friends of the opposite sex.
Practice making eye contact when flirting. Making eye contact is important, and it is something you can brush up on when you are at the office, at home and running errands. Just make a point to practice this part of flirting every day. It'll help your communication skills, as well.
Have fun when flirting and this can be practiced in any conversation with members of the opposite sex. Whether or not you find the person you are talking to attractive, you can make a point to bone up on your flirting skills by being playful and fun with everyone.
Learn how to tell a joke appropriately. This is important when flirting, because although you want to make the other person laugh, you don't want to offend anyone. Tell jokes to your friends, neighbors and co-workers as practice and gauge the responses.
Chat with people online to practice flirting. It is a great way to ease into flirting with the attractive people you come into contact with on a daily basis. Online, you can gain confidence without having to worry about losing face.
Use body language when you practice flirting and incorporate body language into your repertoire. Lightly touching the other person, leaning in when you talk and creating a physical allure is important when flirting.