You arrive at the event. Wheel your robot in and up to a pit space. Setup your chargers and tools. Get tech checked, signup name for competition fights or white boards on the board. Chat with each other and wait for fights. Occasionally the EO will gather everyone and give a quick bit of info.

Optional steps: Doing everything needing to be done to the robot since last time you used it and really should have done before you arrive frantically while continually delaying your tech check.