Want your offers to credit? Besides clearing cookies & cache, you need to make new emails.
Using Hotmail will get you 6 emails from each email address. Make the email then click the gear at the inbox & create hotmail alias. Is soo easy!
In the next bos just add a letter or number to your existing email. When the next screen pops up click done. Redo this 4 more times, you will have 6 new emails.