Device which enables advertiser to identify source of inquiry as when a coupon has an unobtrusive key printed in the corner (e.g. DM5 meaning fifth insertion in the Daily Mail). Keys can be included in the address. A different person’s name can be used in each journal, or there can be a variation in the address such as 11a, 11b, 11c. By means of keys it is possible to calculate the cost-per-reply by dividing the cost of the space by the number of enquiries. Similarly, cost per conversion to sales can be calculated.
The Mathematics of Direct Sales and Performance Marketing Profitability: How to Make One-Shot and Subscription-Based Products and Services Viable
Before you even begin to think about the detailed techniques of performance marketing and selling your product or service directly – the market, the design of the material, the method of order fulfillment – you …