Tiff’s Treats, a cookie delivery company, is opening a new location at 977 SH 121, Ste. 160, Allen, at the end of the year. The Texas-based company offers cookies and brownies, baked fresh upon order and delivered warm. Owners Tiff and Leon Chen started the business in 1999 in college and have since opened 23 locations with four more opening by the end of 2016. www.cookiedelivery.com