Note that because it is "a service you can shop for" there is no limit to a potential increase. 

I have had a potential opportunity present itself to me from a family friend, and client I am assisting in the purchase of her new home.

We like the potential ROI of small multi-family in our local area. 

The architect will help you develop several potential layouts. 

I think someone looking to replace their job probably ends up starting a business, which translates to way more income earning potential than the average rental property but with a ton of work and risk.

It's worth opening the negotiation because now that it's in the official property documentation this is an issue that is going to come up for each and every potential buyer.

This not only provides access to capital but can also open doors to valuable connections, insights, and potential partnerships.

Payments that you make normally fall into one of 3 buckets100% of the payment can be factored in somewhere on the returnPartial payment can be factored somewhere on the return0% of the payment can be factored in somewhere on the returnHouse-hacking also has considerable tax implications in the event that you want to sell this property.You can potentially defer a portion or all of the gain on the investment property with 1031 exclusion.You can potentially exclude a portion or all of the gain on the personal residence with section 121 exclusion.