Please let me know if more/other info is needed or if there is a better source to go to for this question.

I recommend getting estimates/proposals from several different sources just like you would a lender or contractor. 

"Also, in my area, FB marketplace and Zillow (and associated sites) are my best source of leads.

Right now, we mostly have rent data, but we’ll be acquiring new data sources over the next few months and will get it to you as soon as we can.

Right now, we mostly have rent data, but we’ll be acquiring new data sources over the next few months and will get it to you as soon as we can.In the meantime, we’ll keep plugging away at our original plans for useful tools and much more content, so keep an eye out for a full launch later in 2020.

Keep this in mind, the reduced interest doesn't happen until the end of the mortgage schedule, and any money source that you use of yours to put into the property is a cost to you. 

So there is still to this day a huge void of sources for investors to get education on all of the ways 1031s can be used. 

@TJ BoutaughIt depends on your level of activity.If this is not in your trade or business, the interest income will be considered portfolio in natureif it is a trade or business, you may have to source the income based on the rules of states(Cost of performance vs market based sourcing).

Obviously free means free so it's not the best source.

Those lenders that have in house money or access to alternative sources are going to grow past their competition in these coming months.