It is best to check the rules for each sweeps in this category as it is different for each sweeps.

Some may be unlimited in the sense that you can enter each time you provide a product review or video. Others may require an original recipe for each submission. There are almost 400 sweeps in the unlimited category today, and there are many possibilities.

There may be some which let "sit there and enter over and over for hours" as you said, or others which you can enter hourly.