Before listing it on an STR platform, I need to make some improvements to my current home.How can I maximize tax write-offs for these improvements?

Yes/no, it's not like lenders do inspections but I encourage you live there, learn, and follow the guidelines of your loan. 2.

PadSplit has developed a platform that aligns incentives among residents, property owners, and communities to make affordable housing possible for the private market.

All the best ones I know are full and not taking new clients.I would encourage you to hit this one hard because they get very busy in a month and they have little to no time for anything other than servicing clients after the Holidays, until May.Real estate lawyer - I use and recommend @Brad Schaeppi.

I'm an authorized reseller for Generali (for our guests that book off-platform) and it's something like $59 for the guest, and you can buy it on their behalf, but I'm not sure that it covers chargebacks.

Are you marketing on other platforms?

@Kevin Zmick also consider if you have an area specific advertising forum, a local facebook group,  or an area specific advertising platform you haven't tapped.  

I would highly recommend contacting local housing authorities and advertising on their suggested platforms if you haven't done so already.

As a wholesaler, hopefully hearing from some of you with experience with these sites, what are the advantages or disadvantages of each of these sites respectively... as far as which search criteria to use on each platform?

Listing your properties on platforms like LoopNet or Crexi can be worth it!