The standard thin-flange Double Tee with composite topping, and the thick-flange. Double Tee, are used for moderately loaded applications, such as floors for most. warehouses, office buildings, schools, shopping malls and parking garages. Cast-in-. place concrete topping provides a smooth, level floor surface that serves as the. horizontal diaphragm.
âMerchants make money from running deals on Groupon as Groupon customers typically spend more than the value of a deal and 91% return or plan to return to the business. Plus, thereâs no upfront cost to sell on Grouponâwe donât make money until you make money.â.
1 If youâve purchased a voucher, you can get a refund for any reason within seven days of purchase. 2  Head to your My Groupons page and click âEdit order,â or contact Groupon Customer Support.3  After seven days, your purchase is final unless the merchant doesn't have availability for your preferred dates.eâll deposit this credit into the Groupon account used to make the purchase within 24 hours of hotel check-in. These Groupon Bucks will expire 180 days from the time you receive them.