Common modifications include the addition or repair of an entrance ramp, widening of doors and hallways, installation of grab bars and handrails, bathroom and / or kitchen modifications, and the installation of lifting devices. (phfa.org)
The most common modifications to credit card agreements include new APR's (annual percentage rates), new fees and / or changes to existing fees, or a change to the grace period on your account. (whatsthecost.com)
Controlling when the radiator fans (there is indeed 2 of them) kick on is a common modification to keep things cool. (mechanics.stackexchange.com)