A motorcyclist can discourage other vehicles from lane sharing by:

Any time a driver may be tempted to try to squeeze into your lane next to you, ride in the center portion of the lane to discourage them from doing so.

• Riding in the left portion of a lane.
• Riding in the center portion of a lane.
• Giving dirty looks if another driver moves into their lane.
• Riding in a zigzag pattern to fill up a lane.