A PMC can get a bad reputation really fast and be forced to use only the WORST contractors that are unreliable hacks. 

When we prioritize integrity, we’re not just closing deals, we’re building a reputation that lasts.

I would appreciate any advice on whether it's a good idea to invest in land on a slope and the potential challenges of building on such terrain.If this seems like a worthwhile investment, can anyone recommend reputable construction companies that specialize in cabin builds on slopes? 

Do i t to build your online presence, reputation and credibility as a business.

I hope you are asking two separate unrelated questions, because there's no point in doing cost segregation for properties held inside your self-directed solo 401k, save for some very rare exceptions.Some of the Bigger Pockets experts who operate reputable costs segregation companies are @Bernard Reisz, @Yonah Weiss and @Julio GonzalezSome of the Bigger Pockets experts who offer Solo 401k administrator services are @Dmitriy Fomichenko, again @Bernard Reisz and @Brian EastmanReach out to them and see if they can help.

With that said can anyone suggest reputable lenders that are able to assist me with a debt consolidation loan of ~25K?  

If the company is reputable, I don't need to vet the company.

Does anyone know a reputable or comp with competitive rates to set up a checkbook IRA?

Not everyone has the same priorities - some care about interest rates the most, other care about the points the most, getting the most leverage, closing timeline, reputation, smoothness of the transaction, etc. 

I know it can depend on factors like the borrower’s credit, payment history, and loan terms, but I’m looking for general guidance or ballpark percentages based on your experience.Top Buyers/Companies:Who do you recommend as reputable buyers for these types of notes?