Collecting Customer Email Addresses using Sterizon wiZit gadget: a portable, wireless (Wi-Fi), handheld device for collecting customer opt-in information and feedback while the customer is in-store at your place of business such as Restaurant, Spa, Salon, Retail Shops & Outlets, Golf, Automotive Service & Dealerships, Hotel, Motel, Bar & Clubs, Trade Shows, Conferences, etc. A simple, push button solution for all your restaurant marketing and customer data collection needs. • Quickly & organically build Restaurant Birthday Club, Restaurant E-Club, Restaurant Email List, Restaurant Mailing List, Restaurant Rewards Club, Restaurant Twitter Followers, and Restaurant Guest Surveys etc • Grow customer loyalty with Email Marketing, Mobile Marketing and Twitter Marketing. • Retain customers by increasing Guest Satisfaction and improving Customer Service. • Significantly increase Sales & Revenues, and Brand Recognition.