I hope this is the appropriate place for this suggestion/request.  If not, my apologies. We really need a command that allows runway crossing instructions as part of the taxi clearance.  It really bogs down the flow when every aircraft stops at every runway intersection.  While that is mandatory for all aircraft without crossing instructions in RL, it is very common to issue crossing instructions as part of a taxi clearance and it's done all the time in RL.  My biggest issues involve aircra