Perhaps the East Asian hospitality industry provides full refunds no questions asked. 

Just like professional athletes who still work with coaches to hone their skills, a real estate mentor or coach can provide you with valuable insights, shortcuts, and strategies that can help you avoid mistakes and fast-track your success.

You don't provide enough data to know.Every product is only worth what you are willing to pay for it. 

Can provide all the benefits from a cash flow and tax perspective.

Platforms like BiggerPockets, local REI meetups, and Facebook groups can connect you with investors seeking opportunities.Joint Venture Partnerships: Consider partnering with a seasoned developer or investor who can provide the capital while you contribute your vision and operational effort.Hard Money Loans: If you’ve identified a property, some hard money lenders may fund the purchase and development based on the future value (ARV) of the project.Crowdfunding Platforms: Sites like Fundrise, Groundfloor, and RealtyMogul cater to real estate developments and could be a great way to gather capital.Seller Financing: If the land seller is open to it, negotiate terms to finance the purchase directly with them.2.

I also hold a couple of real estate forums in the area for people like yourselves to connect with service providers, GC's, etc. 

It ensures they did a good job and a thorough job, it also provides evidence of the state the house was in when guests arrived in case there are any guest complaints or guest damage.

For smaller investment amounts, we often see investors providing private loans or notes to other investors for their projects, which can offer attractive returns with the right due diligence.

I know there are services that provide proof of funds but I view that as misrepresentation. 

If you want them to leave, provide them legal notice to leave.