Check out Rescue & Relax - I'm pretty sure this is a storefront with apartments over it. Located in the Edgewood neighborhood. https://www.rescueandrelax.com/

I think you will need to consider zoning. Some neighborhoods are not zoned for multi-use buildings. Some are. I agree with u/LostEnroute, look at existing business districts. I don't think parking will be a huge issue, that depends on the business district.