Although, there may be certain barriers to entry in larger multi families (team, resources, skill sets), I agree that the same effort (hard work, consistent action, and resourcefulness) is required in any sized property.

Plaster is easy to repair, but it requires practice to become skilled at it.

This can include research, who to work with, skills, where to learn from, what to do on your own/what not to do on your own, etc.

What skill set does the current owner have?

First the Bay Area:   This region had the best economy during the last real estate cycle and the region has the most innovation and some of the most skilled workforce in the country. 

And maybe commit to keep reusing their skills for long terms.I do this, especially with profit ranges being minimal in ARV. 

To develop better business skills, create wealth, and have fun!

We’re better together in that way, and when you consider the effect of getting started a year or two faster (but based in wisdom), the effects are stunning.Find a trustworthy, skilled one and borrow their team!  

Kids keep turning 18, people keep having more kids, cost of construction is highest levels ever and we are a decade into a skilled labor shortage with zero easing in sight, and now a material shortage.

If you are not inclined to taking on a partner, look for easy flips - the younger the property is, the easier it is to flip.What kind of skills do you have?