Computerized on-line retail services in the field of patio awnings, window awnings, patio covers, door canopies, canopies, arbors, trellises, patio accessories, namely, umbrellas, do-it-yourself kits, namely, screened enclosure kits, portable garage kits, steel garage kits, portable utility shelters, portable vestibule/entrance shelters, portable RV shelters, glass sunroom kits, cedar gazebo kits, greenhouse kits, and metal, wood and vinyl shed kits