Same owners, same management (self managed), both STRs.

Is self management attainable, yes...

I would probably only want to buy a condo-tel personally if I were going to self-manage it.

You should either buy with a DSCR up front if the property is eligible and self fund your rehab or hard money for acquisition, do most rehab to common areas with the exception of additional walls prior to refinancing into a long term DSCR loan. 

Our primary defense against this in C-class housing is to rely on deadbolts for entry doors. 

Quote from @Dongzi Wu: SEC Charges Self-Proclaimed 'Queen of Mobile Homes' and Three Salespeople with Fraud in Mobile Home Investment Scheme This is code for investors money is gone unless there is some bank account somewhere or there are assets.. these deals never end good.

If you only look for the input you want, you won't get the feedback you need.Self-awareness and self-analysis is a crucial part of investing.

Second, are you planning to self-manage or hire a PM?

I prefer to self manage because its insanely cheaper and honestly not a huge time commitment.

Sponsor is self-aware and humble.