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.
Quick Answer. The customer service number for Groupon, 888-375-5777, is available Monday through Friday, 9 a.m. to 5 p.m. The phone number that appears when using the website Help Wizard, after clicking Call Us, is 888-664-4482, available Monday through Sunday 8 a.m. to 7 p.m. Continue Reading.