It doesn’t sound like they are actually very well trained.
”can’t stand in lines with other people” is not at all the same as needing a wheelchair because you can’t stand in line.
It also sounds like the IBCCES process/application was not very well thought out and has a lot of opportunity for error both on the side of under and over accommodation
I don't think it's a matter of training. This falls under "user error" or in this case, checking off the wrong boxes during the application process.
There are 2 yes/no questions about ABILITIES. Those need to be answered honestly. Those are the MOBILITY questions. A YES answer to either of those means your primary need is mobility based.
I applied on day one. I never even thought to select "can't stand in lines with other people" because my son CAN do these things. Instead, I checked the boxes for the following, which DO reflect the issues that are faced with waiting in attraction queues:
