It is so tempting to just put together a quick promotion to attract new customers or collect data, and there is nothing wrong with that, but stop and think about what you are offering as prizes, how are you collecting the data and does the State you are doing the promotion in have bonding and registration requirements?
The value of the prize, proof you can pay the prize money etc. are all things you need to considered.
We have a list of things you need to consider when planning your engagement campaign.