Top Labor Day Sales (2018): Fast Comparison Compare Best Labor Day Deals on TVs, Laptops, Roomba Vacuums & Fitbit Smartwatches BOSTON, Sept. 01, 2018 (GLOBE NEWSWIRE) -- The Labor Day 2018 sales are underway and the team at Fast Comparison have published a round-up of the top deals on a range of products from 4K TVs to...