Continuity mistake: When the guidance counselor is addressing the community members, Reid is standing against the wall with his arms crossed, and then immediately after his hands are in his pockets, and you see him crossing his arms.
Continuity mistake: When the team is profiling the unsub, Reid's watch goes from being under his sweater's sleeve to being over it.
Continuity mistake: When Morgan gets off the phone after talking with Garcia about the list of chemicals he found, the hand holding the phone to his ear changes between shots. (00:13:55)
Continuity mistake: When Gideon, Morgan, Reid and Greenaway are watching Hotch interrogating the suspect Tony Canardo there is a box on the table, then Hotch gets up and walks out of the room and the box on the table is gone. In the next shot on the TV the box has reappeared. (00:30:08)
Continuity mistake: When the pregnant lady came in with her child saying her 8 year old Matthew was missing, JJ sits her down and says she has a niece who is 8. We later learn that JJ's only sibling was her sister who committed suicide and who didn't have any children.
Continuity mistake: When the team visit the home of Marcie Mitchell, the older boy takes the baby to another room. The baby is crying, then as they are in shot walking through the door the baby is looking around and smiling, and as the door shuts we hear crying again. (00:11:20)
Continuity mistake: When Garcia accesses the bank's page online Prentiss gives her the account number login, 1552 9384 6729, and we see Garcia typing it correctly on the screen with the password, but when it cuts to the account's page showing deposit and balance, we see in the balance box the account number's last four digits are 7629, not 6729.
Chosen answer: Black SUVs are common police, military and dignitary vehicles around the world. It is not too much to assume they could be rented or owned by the police forces in the areas.
kristenlouise3
Other people have explained it but fore more information, federal cars would most likely be brought to the airport from the nearest agency, so they can drive out to their locations especially in rural situations.