If there are any specific tips specifically trying to rent by the room house hack in a college, like things to look for in the house, how to estimate the correct rent, or anything similar to that i'd really appreciate the advice. 

They have almost 6 months worth of rent in savings, but their house they are selling looks like it is paid for, and estimated at $450-$500k value (redfin and the county appraisal).

I would also increase your underwriting rehab estimate number by 15-20% since most renovations go over budget.

Estimated sale price to be $200,000 

The rehab estimate seems very low and the ARV seems really high in my opinion, just based on a tiny bit of research looking at what this property was listed for recently (it hasn’t sold), and what the surrounding similar properties are worth (~$250k).

Also what would you estimate for architect fee for 1 acre lot with utilities on-site and for 8k to 9k sft retail strip.  

The Housing Wire Daily podcast has great insights into rate movement and forward estimates.

Not getting anything in writing (estimate, quote etc.)3.

., missing property taxes or HOA fees), unreliable rent estimates, and the time-consuming process of manually calculating metrics like cash flow or ROI.Platform Preference: A web-based platform would work well for in-depth analysis, but a mobile app would be crucial for on-the-go research and quick evaluations, especially when touring properties.Wish-List Features: A tool that integrates local market data (rental demand, appreciation rates, or vacancy rates) and offers scenario modeling (e.g., "What happens if I increase rents by 10%?")

.$8kish / year or so on routine and reactive maintenance combined which should include your cleanings, lawn care, maintenance calls ect. 12% per month of gross rents should be a good estimate if you want to look at it like that!