Common fees will include a set-up fee, a leasing fee for each turnover or a lease renewal fee, marking up maintenance, retaining late fees, and more.

A roof extending over a lot line would not be latent, as it is observable with the naked eye.

What is the upside of retaining this type of asset long term in isolation (likely won't be building a portfolio or 1031-ing anytime soon, but maybe in a decade)?

@Basit Siddiqi@Joaquin Camarasa@Bruce LynnA few observations/opinions on the topics discussed from a resident of the 51th state of the US (Canada - LOL) and investing in Spain:1.

When it comes to taxes, the key to successful planning is documentation; retain all records of spending, as all those costs can be deducted.”

Security company on retainer. 

If you are not rolling over to a custodian, but just changing the plan administrator and recordkeeper, you should be able to retain the titling of the investments, which may simplify the process. 3) You should be able to retain the current bank account for the Solo 401(k), but may need to switch to a banking partner that is more compatibly with the Solo 401(k) platform you use. 4) If you have a self-directed brokerage account tied to the Solo 401(k), you may need to make some adjustments there. 

I want to learn as much as I'm able to retain as quickly as possible. 

I did not receive any fee or commission or compensation for the introduction.The deal went south, and the investor retained an attorney to sue the sponsors.  

I'm considering a fixer upper to retain as a rental but need guidance on how to pick reputable contractors.