On Sun, 17 Jul 1994, Kent Borg wrote: > sift unique dummies that way. Another problem: it is expensive to > monitor the dummies. (1990's biz opportunity?, the monitoring of data > that no one is supposed to have.) Well, you can pass the expense on to the company that is doing the mailing, by making the ratio of the dummies to the real ones about 10 to 1. Roger.