All Dealfind vouchers are sent out by email. If you did not receive yours, then maybe it landed in your "Spam" folder. Please add Dealfind.com to your safe sender list.
You can also print out your vouchers by following these steps: Starting at the homepage, click "Sign in" on the top right of the page. Sign in with your username and password, or if you used Facebook connect, sign in with that. Now scroll over "My Dealfind" on the top right of the page, a drop down list will appear, click on "My Vouchers/Orders". A record of all the Dealfind vouchers that you've purchased will always be there for you.