June 15, 2010 6:48 am Consumer Alert: Best Days to Buy Online NBC10 Consumer Reporter Tracy Davidson has a great tip for online shoppers — the best days to buy online. US & World Videos 0:56 Free food as new bagel shop opens at Temple University 3:43 ‘The Tortured Poets Department' is making even more ‘Swifties' embrace vinyl 2:22 Bad Bunny effect spreads beyond South Philly concert 0:27 Wawa goes with throwback cups on 60th anniversary free coffee day 1:56 Philly mayor signs order aimed at helping Philly businesses