V3 will hopefully support remote branches via an online database. A really big step forward, and a long time before it becomes reality.
But in the meantime, Dude, use emails.
Rule - End of Work Period
Action - Email reports
Or
Trigger - some time at night
Rule - when it is some time at night
Action - email stuff
My next test is via a remote connection for the database to see how it will perform. There is always RDP and remote printing.
If the sites are close enough with line of sight, you can create a wifi bridge to link networks. And yes this can be done - I have installed 20km links running at 50mbps+