Common investment choices include rentals, private placements, tax liens, precious metals, crypto, private businesses, etc. 

But I’d probably go with something that’s all metal.

Sponges and dish soap can be put in a small metal or black wood container to give it substance or removed for photos. 

Every contractor gets a nice metal pen with my contact info. 

@Tori Coil Welcome and congrats on getting started. 

In the past, I've seen an owner put metal military bunks in the rooms, bunkbeds.

I have met all the requirements pertaining to credit score and documents.

However, there is such a thing as a self-directed solo 401k plan which is very popular for those who are self employed.Following are the similarities and differences between the solo 401k and the self-directed IRA.The Self-Directed IRA and Solo 401k Similarities Both were created by congress for individuals to save for retirement;Both may be invested in alternative investments such as real estate, precious metals tax liens, promissory notes, private company shares, and stocks and mutual funds, to name a few;Both allow for Roth contributions;Both are subject to prohibited transaction rules;Both are subject to federal taxes at time of distribution;Both allow for checkbook control for placing alternative investments;Both may be invested in annuities;Both are protected from creditors;Both allow for nondeductible contributions;Both are prohibited from investing in assets listed under I.R.C. 408(m); andNeither may be invested in your own business.  

Hi @Tori Coil, I'd be more than happy to help you with more detailed questions like this one.

Use toggle bolts or metal spiral anchors.