The note would typically have a Due-on-Sale clause as well, that permits the noteholder to immediately call the entire amount due at any change in ownership.Just think of the seller as the bank (other than a Contract for Deed situation, as Don said).

While opinions may vary, I rely on data to help drive real estate decisions and planning.Key ConsiderationsEducational Attainment: 77008 boasts higher numbers of residents with bachelor's (12,241) and master's degrees (5,739) compared to 77063.Demographics: 77063 has a higher percentage of foreign-born residents (41.02%) which typically indicates a strong rental market and with 76.86% renter-occupied versus 32.60% in 77008.Economic Factors: Median income in 77008 is $140,609 with a low unemployment rate of 3.37%, whereas 77063 shows lower median income ($51,899), higher unemployment (9.99%), and more families below the poverty level (16.51%), which may indicate economic diversity but also potential rental payment risks​​.Age Distribution: 77008 has more middle-aged residents (35-54) [8970 compared to 6,115] and a slightly higher proportion of young adults (25-34) compared to 77063 but both are popular with younger adults suggesting strong rental markets equally exist.

These companies are typically called "markets". 

They will be knowledgable on various areas that align with your goals and they should be able to help you pull your team together since they typically have various contacts in their market.

Do you think at 7% DSCR it is even worth it, considering the fourplex will essentially just pay off its own mortgage + taxes and not have any leftover?  

Eviction courts are open, fair, and typically available within two weeks of filing.

So I would start there, invest for equity and net worth, cash flow will come later.

I know commercial properties are worth more if they are sold with a tenant in a lease.

. - Is it worth buying a course (seems like there are plenty out there) or should I just dive right in without one? 

Look at the GIS property tax files for lots near you of similar size and recent sales for a price.Trailers are worth nothing.