How a Matrix works

You will be amazed at how simple it is

In the example below, five new members are required to sign up to subsidise every gift sent out. To start with Karen is at the top of the list. After four more people sign up, her free gift is sent out. Gary is next in the list, and once five more people sign up he will receive his free gift. Then, when another 5 people sign up, Jeff will receive him free gift.

Karen buys e'books		Karen is waiting for four new members
Gary buys e'books		Karen is waiting for three new members
Jeff buys e'books		Karen is waiting for two new members
Colin buys e'books		Karen is waiting for one new member
Barry buys e'books		Karen receives his free gift
Dave buys e'books		Gary is waiting for four new members
Kirsty buys e'books		Gary is waiting for three new members
Roy buys e'books		Gary is waiting for two new members
John buys e'books		Gary is waiting for one new member
Mat buys e'books		Gary receives his free gift
Kris buys e'books		Jeff is waiting for four new members
Ricky buys e'books		Jeff is waiting for three new members
Danna buys e’books		Jeff is waiting for two new members
Karla buys e’books		Jeff is waiting for one new members
Bobby buys e’books		Jeff receives his free gift
Elizabeth buys e’books		Colin is waiting for four new members
.		.
.		.
.		.
.		.