GS> What prevents you from doing that now? I reckon anyone may own a

Border Patrol prevents free-range humans the best they can. I can't drive to
Mexico, pick up drugs, then drive them back to the USA without risking a lot.

 GS> need to apply for a depature permit?

No. I can drive into Mexico without telling anyone about it. It's a problem,
though, when criminals take that drive, leaving behind gruesome crime scenes.
Mexican police are good at helping in those situations, but they shouldn't
have to.

 GS> Moreover, they could just go to California for some mariuana. Are there
 GS> border controls at the Californian border? I think there's also one

Law enforcement doesn't care about marijuana; it's the drugs that won't grow
here that are concerning. (cocaine, opium)

 GS> 
 GS> border controls at the Californian border? I think there's also one
 GS> state where individuals can legally own machine guns, do they have

There's no state that won't transfer custody to another state. Provincial
borders are not bothering anybody that I know of; it's the international
borders, and for me, it's the US-Mexico border - not to blame Mexico though.

 GS> On the other hand, your international airports do have border controls,
 GS> however, Mohammed Atta managed to get from Madrid to Miami twice without
 GS> the neccessary documents.

Everyone makes mistakes; US Customs made 1 mistake?

--- Mystic BBS v1.12 A39 2018/04/21 (Raspberry Pi/32)