Yes, most "win a free prize" offers are likely to be fake. They are often used as bait to get people to provide personal information or sign up for services that could result in unwanted charges or spam. It's always best to be cautious and skeptical of such offers.
I would recommend an in-store promotion that offers the customer a chance to win a free item or discount. An interactive way to do this by using a Prize Wheel, Plinko Game, Prize Dice or other fun game that offers the customer a chance to win. PrizeWheel.com offers a nice selection of traffic-building games that can be customized with your prizes (or discounts) and company logo.
You win a prize.
Look out for free to enter competitions advertising the iPad as a prize.
The Sidekick mobile phone is costly. It is unlikely that you could get a free one unless you win a contest for which it was the prize.
Enter a competition where the ipad is a prize and win. Ask your parents to buy you one.
You can't. Unless you win a compeition when Habbo offer HC/VIP as a prize.
There is no legal way to "acquire" free DSi points unless you win it as a prize or by another similar way.
Gabriel Fahrenheit did not win a Nobel prize.
She did not win the Nobel Peace prize
Win a competition where that is a prize. Otherwise, it is probably illegal to some degree.
There are many free online contest websites. The best one for you is really dependent on the type of prize that you are trying to win.
Louis Pasteur did not win a nobel prize because there was no nobel prize before he died.