What does it mean to provide services in a jurisdiction? 4chan offers services at it's web servers which are in the US. People from the UK come over, access th

What does it mean to provide services in a jurisdiction? 4chan offers services at it's web servers which are in the US. People from the UK come over, access the servers in the US, and then import the content they see into the UK. 4chan is offering services locally in the US. People come from all over the place to access those services in the US.