An extra wire provides a backup rough in in case an extra circuit is required in the future, or a 240 v is needed down the road. 

Couldn't get a job to save my life for more than 3 months at a time and making $8-10 dollars an hour which just let me pay for my cell phone-- I couldn't even buy a car.

A co-op or condo will have HOAs and extra fees.  

For example, an extra egress or a sprinkler system. 

Hello BP, The following is hypothetical for simplicity:I bought a single family home for $130k cash and spent extra $20k to fix.

As I’ve paid off massive debt, I’ve noticed extra money in my bank account that I would like to invest.  

I charge a little extra to the rent when they sign their lease.

Some recent alternatives we’ve used to supplement real estate investing include: Turo.com, and neighbor.com.We used neighbor.com to rent out the extra land for people to store things on until we develop the rest.

The attorney maps are free, but for me the route optimization and ability to quickly add/remove properties from the map is worth the extra cost. 

I'll actually need $275k to get the project done and the guy I had hired walked off the project during the beginning of COVID and basically isn't coming back because he's so busy with more lucrative business.At this point, I'm not sure if it's worth it to sell at a loss ($40k loss), or wait until lumber prices come back to 2018-2019 levels and just pay Property Tax on the land until then, or just spend the extra $100k to get the duplex built with a different builder and call it a day ....