I have another business but it's unrelated to Real Estate or Investing (Architecture Professional LLC; PLLC) which had several additional steps due to the type. 

We were very pleased Jonathan Miller Architecture and Design in Knoxville.

Conversion also estimated to be smooth because of architectural style.

Don't spend a lot of money putting architectural and structural together until you DO speak with a contractor on the plan and get a rough estimate.

.#3 Contact Local Contractors for Labor Pricing / Hire a GC to ConsultCall local Subcontractors and get budget pricing for common repairs on your typical rehab project.For example, call a roofer and ask what their average cost per Square of Architectural Asphalt Shingle Roofing would be on a 1,500 sf house, with a 6/12 pitch.Note: Some contractors will be reluctant to share pricing without seeing the property, but tell them you are just looking for a rough budget number you can use on future projects.You can also pay a General Contractor a consulting fee of a couple of hundred dollars (per house) to walkthrough a few properties with you and provide a detailed estimate of prices that you can use as your 'menu for future projects.#4 Compile Your Prices into a Spreadsheet or Estimating SoftwareOnce you start to get a better understanding of Labor and Material costs you will want to store this data into a spreadsheet or software that you can use to help you streamline the estimating process.The Book on Estimating Rehab Costs comes with a spreadsheet that you can use to help you populate your own database of labor pricing and material pricing.

I know how difficult it is to find good deals having 20 years of experience in development, appraisal, architecture. 

The numbers above are construction costs, but they don’t include architectural plans and city permits & plan check fees (approx.. $10,000-$15,000) Studio (0 bedrooms): 300-400 square feet (sf) (most likely a garage conversion):According to MLS info, in the past year, the rental rates of studio units were $1,200 for ADUs in lower-cost areas and up to $2,500 on the high end for ADUs in portions of LA like Venice and West Los Angeles. 

I’ve been practicing architecture in Tucson and the surrounding areas for the past 10+ years.  

It is incredibly landscaped, the architecture is steeped in an Italian coast concept, and a home is attached in the same style on the property.

Let alone the 10 weeks it takes for architectural drawings.Columbus OH is a great place to look!