Three Kinds of Inverse Service

1. There are three kinds of inverse service: backhand inverse service, forehand inverse service, sideways inverse service
   Backhand inverse service
   (1) Backhand inverse backspin or non transfer service
   (2)High throw (balance throw) strong backspin service
   (3) High throw (balance throw) strong side backspin service
   (4) High throw (balance throw) quickly backspin service
   (5) Backhand inverse run ball
   (6) Low throw sidespin service
   Forehand inverse serve
   (1) Forehand inverse backspin or non transfer ball
   Sideways inverse serve:

   1. Sideways inverse sidespin or side backspin serve
   2. Sideways inverse high throw, stomp earth, transfer 360 angle serve