You can't make those stipulations on contractors whose entire relationship with the company is built on on-demand providing of on-demand rides. You can attempt

You can't make those stipulations on contractors whose entire relationship with the company is built on on-demand providing of on-demand rides. You can attempt to rewrite the contracts to change the allowed and encouraged behaviors, but the more restrictions added, the more it starts to smell like an employer-employee relationship--and that will kill Uber and Lyft stone dead.