An additional benefit of a detailed engineering-based Cost Segregation Study is that it can increase potential insurance premium savings as well as provide support for the property tax appeals process.

Additionally, reaching out to other developers for their insights on the timeline's reasonableness could provide a bit more perspective.

Speaking with real estate professionals, property managers, and other investors in your area of interest can provide valuable insights and help you make an informed decision.Best of luck with your investment decision!

Thank you BiggerPockets community for the amazing tools and advice you guys provide in the forums! 

I’m interested in taking what I’ve made into properties that can provide me with passive income and capital appreciation.

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Such as providing forms to them from IRS or something like that?

Your local banks will likely have more strict underwriting rules than credit unions.Online mortgage lenders are increasingly flexible and might provide HELOCs for investment properties.

Pro Tip: Make sure the laundry vendor names the property as "co-insured" and does not simply provide a certificate of insurance for the property's file Since laundry leases are "real property" leases a separate paragraph will spell out that the laundry lease conveys when the land is sold.... so any property that is sold while the lease is in effect will be required by law to assume it. - this is often times confusing for a new or amateur owner who may not be schooled in real property leases.

DM me and I can provide his contact info.