More importantly sign contracts each and every time you engage a vendor/independent contractor, make sure you have appropriate levels of insurance, and make sure any vendors/independent contractors you engage is properly insured and list you as additional insured.

Are you wanting to stay engaged in the restaurants but diversify your portfolio? 

They determine rankings by "engagement".

Just listen to the podcasts, read the books and engage on the posts". 

I've also begun engaging with the Bigger Pockets forum and podcasts.

I recommend exploring https://www.zillow.com/research/data/and engaging with local real estate groups for up-to-date market data.

Since your going to engage other sales folks to bring you the deals and  take care of you long term  IE  PM etc etc. 

Their extensive networking, both regionally and nationally, is invaluable in navigating the complex lending landscape.Secondly, engaging with local banks and lending institutions can be highly beneficial.

Simultaneously, I'd focus on the fundamentals, engaging in daily learning, analyzing deals, and gradually assembling a team of general contractors, agents, lenders, attending investor meetups, and more

Therefore, one might need to use more engaging tools and afterwords delve into books.