I do know that unless a person knows what they’re looking for and how to close, it can take a lot of leads to get a deal to the finish line. 

Sounds like you need to have a relationship with a couple of good contractors, 40k for vinyl siding sounds high, what was the material cost.  

Listing your property there ensures visibility.Build Relationships: When agents reach out, respond quickly, highlight your property’s amenities, and showcase your flexibility to meet displaced families’ needs.Highlight Insurance-Friendly Features: Emphasize features like flexible lease terms, utilities included, and a fully furnished setup to attract insurance placements.This approach has helped me successfully market to insurance companies.

Are there specific qualities or terms you look for that make the relationship a good fit for your investment strategy?

I'd also recommend you have a good relationship with an investor-focused Realtor that can connect you with a solid Property Management company, etc. 

Keep it short and respectful of their time, and offer to meet in person if they’re open to it.Join Tacoma-specific Facebook groups.

I am still a bit leery about Safeguard's relationship with this particular borrower and even the closing agent.

By themselves, improvements to property you own are considered to by personal property and not real property. 

Quote from @Jessie Dillon: just my 2 cents.. i'm not a fan of the syndication model. there are better ways to invest more passively where you have more of a say in what goes on, can achieve higher returns, and can have your personal interests at a higher priority. 

My goals for joining is to meet people, build relationships and hopefully get my own thing going!