The biggest variable is probably the tenant, but I think they do a very good job leasing properties quickly & keeping tenants in place which is the most important aspect in my book in a successful portfolio! 

Brandon writes about this in his book and a lot of investors preach it, but cash-for-keys is a terrible practice that should only be used as a last resort.

Two of the books that have helped me when I was in your position are Start with Strategy - https://store.biggerpockets.com/products/start-with-strategyThe Book on Estimating Rehab costs - https://store.biggerpockets.com/products/the-book-on-estimat...Since you like the podcasts - these are available as audio books and broken into audio chapters so you can listen just like podcasts!

This proactive approach can make all the difference in guest satisfaction.4) Flexibility: The vacation rental business can be unpredictable, with last-minute bookings or changes.

also books on this topic? 

Similarly, you cannot go into Barnes and Noble and buy books, scan them and welcome the world to view them, read them, download them from your "open source" website. 

Hey Vikrant, Your STR wouldnt count for the STR loophole since its your primary residence, but the good news is the book keeping and tax situation would not be super complicated.

Booked showings before property gets live and under contract first day.

Continue to educate yourself through books, podcasts, and forums.Good luck!

They have been booked up all summer for the last few years and they are clearing more than what you would make on the properties if they were a traditional rental in just 3-4 months.