Excellence Group Luxury Hotels & Resorts Coupons All Inclusive Luxury for Adults-Only. The properties are situated in Mexico, Dominican Republic and Jamaica, Beloved Hotels: All-Inclusive Adults-Only Boutique Hotels in Mexico. Best Resorts: All Inclusive Luxury for all ages in Mexico. As an Excellence distributer, you will win a settled sum on each total inn stay you convey to this site. Here are a portion of the Excellence Hotels and Resorts Program Key Selling Points.