At this point, we are thinking we need to put the titles back in only the original persons name before the tax years end to avoid these gift taxes.We own properties in the following states: MN, TX, UT and our primary is in CA.Appreciate any advise, I do realize the question in complicated.

One may be able to rely on the registration exemption for private offerings, but legal complications loom on the horizon for the middleman unaware or unwilling to accept current legal opinion in this area.

You getting the deed and trying to sell it may cause complications to the transaction with mortgage servicer and investor of the note. 

Should I use a second service like Venmo for these initial payments (seems too complicated and there seem to be issues with Venmo http://time.com/money/4036511/venmo-more-check-than-cash/).  

Due to complications with the paperwork, we were not able to close before I had to fly back to Dubai.

They're neither complicated or expensive but they do have some requirements that preclude it in this case.

I also intend to finance the majority of the properties I purchase and have heard that having properties in the name of an LLC or S-Corp could complicate matters.I want to be sure to protect my personal assets.  

If this sounds complicated, it really isn't.

I have found a buyer, but it is an individual that has pre-approval for bank financing which complicates the process a bit, in my mind at least.  

Any page on your website can be tracked as the page you're interested in (IDX listing) says www.yourwebsite.com/listing123 or /listing456 or /blog.If IDX goes to another site, tracking those analytics could get more complicated...If you want more in depth info like you want to know if Sally, who filled out a form on your site, is viewing your properties and what she's looking at-- this is the kind of information you'll have to hire a service to track.It sounds like you're wanting in depth info on how a specific lead is interacting with your site?