Was looking at things like Home Depot DIY workshops or even enrolling in some contracting courses at a local trade school.

One thing I will stress upon though, you need to get educated, but if you join a guru class or workshop, DO NOT buy from them as it is a complete conflict of interest. 

Storage units and workshops with land that is zoned for pretty much anything we can think of. 

tons of speakers, workshops and networking done

We took out our stuff and he made it into a workshop.

her business is in branding design, as well as online retail and special events (artistic workshops, classes, showings). 

So I started looking for houses with a detached garage, workshop space, basement, ADU, etc - something that I could turn into an extra room or at least turn into additional equity.

Purchase price: $382,500 Cash invested: $250,000 This was a duplex with a 4-car garage/workshop which had plumbing and power which we very quickly converted to an 749 sq.ft ADU!

https://azdor.gov/transaction-...I recommend attending one of their Property Owner Workshops (link below).  

Many real estate classes offer their packages which include education, training, summits, expos, workshops and real estate software all at very steep rates...While I agree with the value in a lot of this and the mentors and networking relationships are great, but the seminars & business models seem over priced to hook you into a pricey monthly subscription & charge per cents per each skip tracing click..