With the release of its new 2012/13 Groups Guide, Sunwing has introduced a new "Groups Plus"program, designed to "take the stress out of comparing complex and sometimes confusing groups deals."According to officials, each Groups Plus participating resort offers the best value, service and pricing. And, every "Groups Plus"(G+ for short) resort offers a consistent array of exclusive added value features. For example, with Sunwing's G+ program, every 11th adult travels free, available on all travel dates. In addition, the group leader also receives a complimentary room upgrade. Groups will be...