You'll need to log in (with your email, facebook or twitter) and than make those tasks like visiting pages, follow on twitter, watch videos, etc. The tasks will be done automatically when you click the tasks "+5", "+10",  buttons and you'll get the same amount of entries showed on the specific button. The tasks will be done automatically or you must click continue. Note that the giveaway is not started yet, so you are not able to participate yet.