For under $300k, both shipping containers and modular homes can be great options—modular might offer a bit more flexibility with design. 

Our understanding is that if we designate the $60K as "OPTION CONSIDERATION" - these funds and the USE of these funds are NOT Taxable to the property seller UNTIL one of two things happen; # 1 the OPTION gets exercised, or # 2 the OPTION gets cancelled.

I take it is a 6 bedroom or larger property hopefully with an indoor pool at the price you have invested.

Design- in my market I don’t see crappy units, they are all nice.

However, I noticed that most homes in the neighborhood have vertical fences.Do you think it’s advisable to go with a horizontal design, or would it be better to stick with a vertical style to maintain consistency with the neighborhood aesthetic?

Conventional financing is geared and regulated for the owner occupied homeowner and is designed to protect that borrower from poor lending practices.  

I’d recommend reaching out to a local architect or design-build firm who has experience with both home additions and ADU construction to help bring your vision to life.

They are designed to make it nearly impossible to figure out who owns the trust.  

Outside of real estate, I'm an entrepreneur and 3D Landscape Design or Outdoor Living Luxury Expert. 

It’s designed specifically for real estate, with features like rent tracking, expense management, and tenant payments, making it more tailored for property owners.However, if you’re used to QuickBooks or need more robust general business accounting (e.g., payroll, invoicing for non-rental income), you might want to keep both.Ultimately, it depends on your specific needs:For property-specific accounting, Buildium is likely enough.For broader business finances, consider running both or consulting a CPA to see if Buildium covers all your requirements.