There are several attractive fixed rate second position cash out options, many with online processes and no appraisal requirements (smaller balances and low LTV's) and fully underwritten options offering up to $500k+ cash out at Prime rate plus 1-2-3% depending on the properties type.

Online Services for Trust Setup: Has anyone used online services for setting up a trust?

For 'smaller' amounts of under $100k many will even do an automated online appraisal and employment check, instant issuance and funding in five or so days. 

Online I found that tenants are not required to pay the difference between their vocher amount and any remainder of rent.

There are also online portals from many property management softwares that allow people to pay online. 

There are numerous books, podcasts, and online resources available to help you become a more knowledgeable investor.Build a team: Assemble a team of professionals to help you with your real estate investments, including a real estate agent, lender, contractor, and property manager.

This information online is hearsay.

EMD can be paid online.

We're seeing a lot of lenders come online with creative DSCR and no ratio solutions..there are even investment property HELOC's that use rental income to qualify.

While specific rental data might be scarce on platforms like Rentometer, local real estate agents, property managers, and online rental listings can provide more accurate rent rates and market trends.