How do we get into Magic Kingdom for a tour at 7:30 am.?

[AngiTN]

It's typical for Disney's website but one of the tours actually tells you to park at CR for the early time. But for whatever reason, only 1 of them includes this info, even though other tours start as early as this one. It would sure be nice if all of them told guests what to do for the early tour
Anyway, here's the info from Steam Train tour