Control of Band personnel and Emergency Back-Up (rehearsed understudies) for illness and the unexpected. Some companies suggest that they have musicians on salary to just sit around and wait for a replacement engagement to pop up for them. Salaries like these do not exist unless the musician is also employed in the office doing sales or administrative work.

IGMC has rehearsed understudies for every position in all bands IGMC represents and has a pool of these musicians to call upon in emergencies.