After you complete offers, the smart thing to do to make sure you get approved is to clear your cookies and cache. This makes it so that if you do surveys by the same company, they wont catch you. Most survey companies track by cookies.
Downloading the program CCleaner will clean your cache and get more offers complete. It automatically clears your cookies.
To use, make sure that you are accepting cookies through your browser. Turn off any ad-blocking and cookie control that your firewall might have on. If you have those on, it might prevent you from obtaining credit by blocking tracking cookies. If you are using Firefox to remember your passwords, when you delete your cookies, your passwords will be gone as well. With CCleaner, you can manage what you do and what you don't want to be erased. When running the cleaner, click Options, then Cookies, then select the cookies you want to keep. It's a simple, time-saving technique!