As someone who’s just getting started, I’m focusing on connecting with the right people and learning how to present opportunities effectively.

I think it will also high effect search engine rankings. 

ready to remove them if they don't appeal.

I removed the chimney and added modern HVAC, making it the only house on the block with it, significantly enhancing its value.

I removed the chimney entirely and installed a full HVAC system, making it the only house on the block with modern heating and cooling.

All these will effect long term appreciation and rents.  

I removed the chimney and added modern HVAC, making it the only house on the block with it, significantly enhancing its value.

But if your looking to cash flow like $500 or more per month you might want to look into more cost effective markets where you can purchase a property very cheap and the rents will give you that type of cash flow your looking for.

Your calculations should include utililies and repairs, legals, snow removal, etc.

They tend to rely solely on property managers and fail to effectively oversee the management of the property.