I'm currently watching all of Neva Williamson's videos. 

A buddy of mine interviewed my about our 100th flip.  https://youtu.be/Sc3d7b0vqG8

Speaking from personal experience, managing them is not that big of a deal, as long as (1) you enjoy the limited interactions with guests (2) you have an effective infrastructure set up. 

@Jeff MikosYes, you have to take the class even if you have the materials or knowledge. 90 hours total, at least 15 of which need to be interactive (via Webinar or in person).I took my education through Chicago Real Estate School.

The last few weeks have been very exciting and I look forward to interacting with members here at Bigger Pockets.Raj

Now be sure to be active... you will get so much from this site if you interact.

Now be sure to be active... you will get so much from this site if you interact.

if you sit at home reading books, articles and how-to videos all day and all night, but never do any real action, you will never, ever get a deal.6 - 9 months may have been a good number for those people.  

Spend 30 minutes a day on Bigger Pockets by connecting with “colleagues,” perusing blogs and videos, and engaging with others on the forums: http://www.biggerpockets.com/meet 7.

Several different models... google "water alarms" and "water sensors" to see some videos of how they work and photos of the different brands.Welcome to Bigger Pockets Kevin!