The money you invest needs to be money that you don't need back for at least five years, and to put it bluntly, you can afford to lose it all in the (hopefully unlikely) event that the investment fails. 

Lastly, if he ends up failing to pay rent and is one month behind on rent, do I make him pay both months together as one payment or accept 2 different payments (one for each month)?

Unfortunately most lack the balance sheet to obtain favorable financing, can't afford to put any skin in the game and fail to make a compelling reason for why the investment makes sense or to justify the structure they are seeking.

However, I believe limiting a discussion about Southern Spain exclusively to the Costa del Sol overlooks the diversity of opportunities the region offers beyond mass tourism and highly developed areas.Regarding your comments about my name and the fact that I reside in the Netherlands, I fail to see how this could affect the validity of my observations.

However, one side fails to realize that by artificially constraining the lot rent of a community, the owner is perpetuating the community’s eventual demise.

More frequently these tax sales are overturned on the grounds of failed or improper notice procedures.

They actually failed to pay taxes in 1983 as well according to the follow up article below. 2 years later in 2017 the County reversed the sale voting 7-4 against “these out of town speculators trying to make a big payday” and for the fine people of their district. https://www.sfgate.com/politics/article/SF-supervisors-to-vo...

Sounds like its time to sell since the HOA fee just doubled which usually means the HOA has not been managed properly and failed to build a strong reserve account.

It is NOT an event of default to fail to notify the lender in most cases.

Wholesaling is one of the most challenging ways to start your carrier in real estate; over 90% fail within the first year.