On a Mini4P Atti is only a mode that it goes into when GPS signal doesn't meet minimum requirements - AFAIK it is not manually selectable using the regular controller / software.
However that should not cause you great problems flying indoors IF...
Depending on the circumstances (number of obstacles, mission size/duration, etc) sometimes it's easier to break up the missions to exclude the obstacles. Like 'end' your first mission right before the 1st obstacle; then the 2nd mission starts...
Yeah they've improved quite a lot over the years... I don't find there is a need to go anywhere else now.
It's one of the few drone resources available that are as focused on where you CAN fly as well as where you can't !
Only of note because it's the biggest area covered by a single NOTAM I have ever seen, but Red Arrows are transiting in South East UK at lunchtime today, and seem to need ALL of the airspace to do it ! :) Fortunately only for half an hour...
Ugh! What a nightmare. I'm sorry these two unfortunate incidents happened to you, but I (and the community) appreciate you sharing your harrowing story. What I find disturbing is the lack of explanation from CBP. If it were a tariff issue, you...