1) The numbers are embroideried on fabric and then attached with really strong glue.
2) You're looking at the left side of the robot(we are a wide drive). The trailer hitch is on the back opposite the ball intake.
3)Bumpers meet all the requirements (2/3 rule, trailer tongue doesn't touch first, six inch or longer, and less than 18 lbs)
We'll post some more pics when the programers let us near it
