People often use the words “sweepstakes,” “contest,” and “giveaways” interchangeably. They all mean something different and will affect the type of promotion and rules you use.
The basic definition are:
Sweepstakes are games of chance, where the winner(s) of picked randomly
Contests are a games of skill, where the winner shows the best skills within a particular set of judging criteria.
Giveaway are promotions where something is given free usually to all participants or the first of some.
In summary: Contest winner(s) are selected by judges and sweepstakes winner(s) are randomly selected.
If you need help planning your sweepstakes or contest contact us at firstname.lastname@example.org