I printed the page with the order summary as soon as my order was confirmed, and PNY accepted that. The email receipt would probably do as well, but like I said, it wouldn't hurt to call and ask just to be sure before you send it in. The number is (888)808-5931.
As far as RivaTuner goes, it's installation is hardware-specific, meaning that it configures itself to your particular hardware configuration as it installs, so you'll want to install it after you've installed the new card. If you have already installed it, it's no problem; just completely uninstall it and reinstall it when you get the new card. If you do already have it installed, you can learn how to use it with your old card.
"They should rename the team to the Washington Government Sucks. Put Obama on the helmet. Line the entire walls of the stadium with the actual text of the ACA.
Fix their home team score on the board to the debt clock, they can win every game 17,000,000,000,000 to 24. Losing team gets taxed by the IRS 100%, then droned."