FSBO in front yard... driving the neighborhood, saw the sign, walked into the garage where the owner was.

Your ex could park in front of your house every single day just to annoy you if they wanted to, and it's not illegal.As far as not moving it "far" enough, your tenant can drive it, then park it back in the same place, the same as anyone else (you do that all the time, btw, when you run to the grocery store and park back in front of your house, leave for work and park back in front of your house, etc).

Driving for Dollars contacted the owner directly How did you finance this deal?

Drive for Dollars through an agent How did you finance this deal?

Are there any hard money lenders that are ok with drive-by external-only appraisals?

I've had luck going directly to sellers through driving for dollars and searching online property tax records.

So, I'm doing my first drive for dollars.

So if you wait you might get lucky and land a better deal with a higher number of foreclosures REO sales and more inventory to drive down prices.

Once the interest rates go up, how is this sustainable for disposition? 

What's your driving radius to survey neighborhoods every day?