I think that basically sums it up.. but lets remember also there is HUGE money in the top 10 gurus..

Remember, no system is perfect, so avoid the temptation of constantly chasing after the next shiny object.

Remember the purpose of a proforma is to determine if a deal pencils broadly, so getting extremely granular doesn't add anything useful.

Remember to disclose, disclose, and disclose!

Remember, real estate investment is a long-term game, and a well-thought-out approach is key to success.

I remember I use to try to convince owners to allow section 8 in the Greater Pittsburgh market because, as you said, rents can often be much higher and from my personal experience, the tenants were often better, longer term tenants because it was hard as heck to get on the section 8 voucher program and even harder to find a place that accepted it.

It's no secret that Mexico has had an issue with drug cartel violence for as much as I can remember.

I will remember that lesson! 

(I remember when my dad bought some books from Amazon.com in 1996 or 1997; he wasn’t a pioneer, but he was a fairly early adopter, and immediately recognized the consumer value that Amazon brought.) 

If you think keeping money in your backyard keeps you financially safe, just remember how that did not workout in Greece.