You seller-finance the construction of the permanent houses (and keep one as a 'model home'), but retain the ownership of the land itself to avoid permitting headaches. 

During this time I am working in parallel to order appliances, furniture and trying to time deliveries.

When a pre-construction deal is exceptionally good, I might buy more condos than we need knowing that we can resell the surplus shortly before delivery.

The evolving landscape of work culture, with a marked shift towards remote and hybrid models, has drastically reduced the demand for traditional office spaces.

Your model is actually quite similar to my last employer who owned and managed hotels.

I am thinking about developing one and was going to use the mobile home park concept as a model. 

However, it often results in lower profit margins and less control over product quality and delivery times.

Today, I want to take this opportunity to ​clarify some things and share what is going to change.Under the current compensation model, a seller typically pays a commission of 5% or 6% to their listing agent.

For a dealer or merchant, there's a monetary damage model available - lost profits. 

However, many firms cannot do this as they are in a model that emphasizes tax returns as their primary revenue line item, vs tax strategy.