All of my landlord clients use it seamlessly and it's much better for the tenants. 

Download the podcasts and listen to the ones that sound most relevant to what you want to do.

You could search for those, download them, and then piece together your own contract.

I actually downloaded the lease agreements from BiggerPockets that I will be having my tenants/roommates sign.

There are probably lots of these on the bigger pockets fileplace, but I downloaded the one hereCommon advice for the full purchase agreement is to just download one for your state online, or get it from an agent, investor, attorney, or title company.

Has anyone had experience in what allows this transition to work in a smooth seamless and what makes life more difficult?

Download google translate and you can communicate via text with them otherwise. 

I guess me showing him how to shut off the water to the sprinklers and tell him to download the manual for the sprinkler controller is micromanaging. 

I started using this calculator but I can't download a pdf spreadsheet.

You can also talk to your bank to find what software options can easily download the transactions from the bank.