1. 1.There are five different ways of illegally propelling a boat.                                                                                                                    
   

Pumping - repeatedly fanning the sail

Rocking - repeatedly rolling the boat

Ooching - sudden forward body movement followed by a suddene stop

Scullling - pushing the tiller back and forth

Repeated tacks or gybes - unrelated to wind conditions, especially roll tacks

2. In the cheater’s race all of these techniques are legal.