Blog and Twitter bonuses are checked personally by us to see if they are valid. This usually takes several days, and can take up to a week.
Regardless of the submission type, you will get an answer by email.
You can also share your personal Seedr link with up to 4 friends. Find it at Seedr - Get Space and you and your friends can all get extra storage space.
See How to: Get More Space for more information.