STR management is 20-25% (I would recommend self managing or getting a VA), since income is higher you could probably get away with 5% for maintenance / cap ex but remember you need to cover utilities and cleaning for these units which drives up costs.

making $150 net in month 1 because a spreadsheet said so is fantasy.here's a fantastic thread about 'cash flow' investing from California - i highly recommend it.https://www.biggerpockets.com/forums/48/topics/1159104-overl...i say all this not to be discouraging but to be realistic - hope it helps

I highly recommend an ACH service.

I recommend having an attorney draft one that can be short.

Buyer's agency agreements were already required here before, our regulatory agency just went from strongly recommending them be signed right away but not really requiring them until writing a contract to 100% requiring them to be signed prior to showings.

However if someone reads this bigger pockets thread entirely and sees the benefits after seeking their own knowledge through the many books recommended on bigger pockets.

I also liked that they are US based as I had issues with my bank with the Finland based Hostaway.Finally, I highly recommend PriceLabs.

Can anyone recommend software which would accept monthly payments (from me to seller) and create proper 1099 forms for tax purposes at year end? 

Do you recommend any realtors that specialize in Section 8.

Pricing has changed but J Scott's one of the smartest guys around and is one of the books I always feel comfortable recommending.