Computerized on-line retail store services in the field of major household appliances, photographic equipment, telecommunication equipment, video equipment, audio equipment, personal computers and other home office products, imaging equipment, digital equipment, entertainment furniture, computer software, entertainment software including compact discs, digital versatile discs or DVD, pre-recorded audio and video cassettes, gift cards, batteries, automotive audio equipment accessories and related merchandise; promoting the sale of the sale of the goods and services by creating and implementing sweepstakes and other promotional offers in the nature of entertainment-related coupons and e-mail campaigns