Keep in mind that any assuming of what the rules will be will only make an..well you know. As a rookie team make sure that the first thing you all do after the kickoff and extra videos are over is to

. Yes three times is the charm as far as day one is concerned then many more rereads need to be in order.
As far as the motor controllers go I would recommend the 888s. They are very reliable and from our team's past experience they have been more robust than the jags. Some examples of this would be PWM's falling out on jags and not 888's as well as exposure to metal shavings and overheating have occurred more often to our jags. The only problem our team ever had with the 888's was when we didn't set the PWM cable into the port correctly.