Both units rented for $1350 each, that totals $2700- the mortgage incl. tax and ins is $2200, water and lawn is $150 - so about $350.

But electricians, lawn care professionals, videographers, etc could be covered. 

.- Utilities - Be sure to understand (especially if buying turnkey because the lease is already in place) who pays utilities including, garbage, lawn care, snow removal, pest control, etc.

I all evens out over time.What about water/sewer, lawn care, snow removal, any other shared utilities, and admin/professional costs?

Maybe I'll start a lawn care business. 

What about water/sewer, lawn care, and snow removal?

But I have to pay monthly electric, gas, cable, internet, trash and have the lawns mowed.

Will paying a management company, maintenance workers and lawn care workers count as paying employees?  

Interior looks done, but outside might need more work.What about lawn care and snow removal?

These expenses include property taxes (school, village/city, town and county) property insurance, regular maintenance contracts for things like lawn care and snow removal, maintenance reserves for unexpected repairs to plumbing, heating, etc and for large expense items like roofs, painting, and updates).