IF THE WRONG PLAYER SERVES YOU MAY LOOSE YOUR TURN OR YOUR POINT!!!
When an incorrect serve is recognized immediately after the rally, the point does not count.

When an incorrect serve is not recognized until the server has lost the serve, the most recent point
scored by that server on an illegal serve, if any, does not count.
When an incorrect serve is not recognized until the server has lost the serve and the partner
Las scored a point on the serve, the point of the first server counts.  If the point scored
By the partner is also the result of an illegal serve, that point dies not count.
When an incorrect serve is not recognized until after the opposing team has served, points scored
on the previous serves count