It was designed specifically for real estate investors BY real estate investors, which is one of the things that differentiates it from other banking and bookkeeping platforms and why I think it serves its purpose so well.

Run payments via an online platform (We use Rent Manager)3.

It's essential to familiarize yourself with the local landlord-tenant laws and work with a reputable property management company to ensure smooth operations.Short-Term Rental Laws: Philadelphia has regulations on short-term rentals, but it is still possible to operate Airbnb and similar platforms within the legal framework.

ie: pricing software, listing platforms other than Vrbo and Airbnb, digital guestbooks, integration software, direct booking sites, camera subscriptions, other subscriptions etc.Then what percentage of all this software is it of your net profits?

As far as renovations go, I think I could get decent rent right now w/o the reno, then in about 2 yrs when the mixed use development has grown, I'll rehab the place and raise the rent.

Just FYI, even this platform considers those "leads", not leads. 

I like using the turbotenant.com platform for a lot of the features you're seeking.

I'm generating more leads than I can use and am looking to monetize them.Does anyone know of any platforms or marketplaces where such leads can be sold directly to listing agents?  

I found Mint valuable, so I'm not opposed to paying for a good platform. 

And I suppose that is exactly what you are doing now monetizing Biggerpockets, as a digital recurring income platform.