Few things. One, JSheridan was correct. Your friend is not correct, especially after this time. It was overridden in the beginning to highly escalated customers, but there is no reason, business or personal, that it needs to be currently. To many other options. Secondly, the 722 would carry a $17 fee for the additional receiver. Two Joeys is $14 total. It sounds like your friend is likely blowing smoke up your butt, or truly doesn't know.