Listing on multiple platforms does affect ranking by platforms but not as much as you think.  

Paid platforms often offer additional features like market analytics, off-market property leads, and filters for investor-specific criteria, giving them a leg up over free options.Exactly, most platforms have to offset cost somewhere because of how expensive it is to keep the data up to date.

., mix STR with personal use or convert it to a primary residence), depreciation recapture is not triggered immediately but will apply when the property is sold.

The bill currently says any home that's not a primary residence that's rented for 90 nights or more is subject to commercial property taxation.

Air coverage can require your primary insurance to pay out first.

If not, do you own the primary home you're living in now? 

BP has a lot of great CPAs on the platform that you'll see answering a lot of BPers questions.

I would look at the DSCR loan as the first option.By the way, I suspect you are going to be disappointed by any refi appraisals   ADUs typically appraise poorly   JADUs can lower the property value Vs having the space as part of the primary unit.  

Active investors absolutely have ability for higher returns, but at some point it does impact your primary job earning power. 

Propstream - Data creation + stackingDeal Machine - Driving for DollarsOpen Letter Marketing - Mail ProviderUsing these 3 platforms, you will be able to create lists, research properties, and market to them effectively.