One of the hardest things to do in training is to simulate the sense of urgency that is needed in the fires & emergencies we respond to. This is even more true for RIT training. Check out this video:
http://www.facebook.com/photo.php?v=185561254886099
These guys have done an outstanding job using research that has been done by the airline industry, NASA & the military in creating extremely stressful conditions in training to ensure that the firefighters will have some experience in controlling our reaction to these stressors.
If nothing else, this video & description should give you some ideas to incorporate in your drills to more closely simulate the stress and urgency of being inside a burning building.
Be safe but be Aggressive!