Type	Description	Advantages/Disadvantages
Email Prize Draw	User sends an email to enter a competition	Quick and easy to set up but open to abuse and should be avoided at all costs.
Web Prize Draw	User completes an online form to enter a competition	Attracts traffic to your site. If used with CAPTCHA should avoid automated entry problems.
Registration	User has to register for your site to enter the competition	Easy to set up and you're getting people signed up to your site!
Mailing List	To enter a user has to join your newsletter	Easy to set up and a good way to develop a mailing list.
Caption	User has to send in a funny caption for a picture.	Tends to attract fewer entries than a prize draw. Requires judging but can be fun and generates content!
Tiebreaker	User has to complete a sentence in x number of words.	Needs fair judging and attracts fewer entries! Can be time consuming.
Trivia Quiz	To enter the competition all questions need to be answered.	Can be time consuming to set up and answers may be shared around the web
Photo/Video	A user has to upload a photo or movie in order to enter.	Will attract limited entries of varying standards. Requires Judging!
Refer Friends	A user has to tell their friends or post links to gain entries.	A good way to attract more users, but can be seen as spammy and difficult to manage.
Surveys	Entrants need to complete questions about a subject or your site.	Useful for getting feedback or user data but make sure entrants are regular visitors!
Treasure Hunt	User has to locate items around your site in order to enter the draw.	Time consuming to set up. Your hard work may be lost if answers are posted online.
Social Network	User has to join your group and perhaps take part to enter!	Easy to set a Facebook/Bebo group, but still requires promotion. Limited Age Range?
Game	User plays a game to enter the competition. They may have to get a high score.	Expense required for the game, plus it's open to cheating if not checked. Can attract viral traffic if done properly.
Purchase	Customer has to buy an item to be entered into a prize draw	May attract limited entry levels but can be an effective promotional tool. Check NPN rules!