I do not have much knowledge on real estate but I am the hitting  books: BRRRR by David Greene, Estimating Rehab cost by J.Scott, Investing real estate with no/low money down by Brandon Turner and finally, Rental property investing by Brandon Turner.Outside of real estate, I enjoy swimming, bike riding, watching anime, playing video games and interests in the stock/house market.Excited to learn and connect with you all!

Cosmetic renovations are easier to estimate rehab cost and are still considered "turn-key" to sellers.Happy to connect about any renovation or construction needs.

Can anyone give me a estimate of how well mediums do on average? 

Sometimes fixers need more work than you estimate.

What was missing was a estimate for what he recommended. 

You can't go off of the cost estimate on permits and even beyond that, design, site work and a number of other factors will play a significant role in costs.

As noted in the prior post, not really much you can do about going after an appraisal as its an estimated value at that point in time.

I would like to legalize it and was wondering if anyone would be able to give me a rough estimate of the cost to convert the property to a 3 family.It does not have a sprinkler system. 

I am currently doing a construction estimating internship in Milwaukee Wi.

PP 350k, Estimated rent 3k, looking at PITI of $2150/month.