There are a bunch of different figures associated with this decision, such as new interest rate, old interest rate, cash flow of new property etc, but I'm having a hard time getting my mind around how to analyze the decision mathematically.  

Where do I begin to learn about the cost associated with the 3 - 6 months of expenses and the inspection process? 

I will gladly assign you some remedial tasks associated with my projects and for your efforts and generosity I will assign you Co-GP title and send you out into the world to misrepresent your capabilities and track record to raise capital from others.

Very nice people and always brought us gifts :)As a home builder ( small time 20 or so a year) I look at my sub base and if I start at survey and work through the house here is the demographic..

Property Transfer TaxOne of the key costs associated with purchasing property in Germany is the property transfer tax, which ranges from 3.5% to 6.5% depending on the region.

Most larger communities will have a Homebuilders Association, i would start networking to find a builder that can finance the construction. 

They are a bit undersized but perfectly suitable for 1 bedroom apartments and the slight increase in costs is far less than the costs associated with venting the units properly.

The first the guru did have 2-3 phone calls with me before turning me over to associates.

Attend local builder associations or networking events, and focus on small contractors or businesses without in-house permit expertise.Highlight how you save time and ensure compliance—it’s a big value-add.

According to the National Association of Home Builders (NAHB), average hourly wages for residential construction workers rose 10.8% between August 2023 and August 2024, the largest YoY jump since the BLS started tracking the data.