To add more detail- our client (seller) has a loan modification in place and has missed his last couple of payments.

If you really really need it, its a lot better to set up your own VPN using a virtual private server (such as via Amazon AWS) and freeware VPN client like OpenVPN. 

They seem to know what they are doing and has a lot of REI clients.

If he hadn't forced me to re-dispute I likely wouldn't have documented my experience here with you all, though I felt [very] guilty for not warning other potential clients and knew I should probably write this either way.

As such, you are paid a gross payment with no taxes taken out.You may be required to pay estimated tax payments throughout the year.You may be eligible to deduct part of the cost of your automobile if you drive clients to properties.You may be eligible to deduct a portion or all of your health insurance costs if you pay for it.There is a 20% QBI deduction that you may be entitled to.If you knew all of the above, go ahead with a software.

They are licensed real estate agents who wholesale or retail (MLS) depending on the clients need. 

I've helped clients purchase multiple short term rental properties all over Scottsdale and Phoenix (condos, SFH, and a really cool property with a guest house).

I have clients also looking for MF houses in that area. 

At today's point in the market cycle, I wouldn't be trying to rent to high-end clients.

Many of the real estate accountants here on BP work remotely with clients all across the country.