There is practically one every night of the week somewhere. 

I do this for any vendor I use each year, as I carry workmens comp on my properties for myself and workers I know aren't covered themselves. but if I can prove my vendors have insurance when I'm audited, so my insurance agency compute rates in my favor, because vendors had their own coverageAs far as lien waivers, it's good practice to have anyone that worked on the house sign they have been paid and a lien waiver is used for that. 

Just upgraded to PRO and started practicing with the calculator on a few properties.My wife and I are interested in investing in multi-family housing to rent out for cash flow and capital appreciation downstream.

Whether such a practice is authorized in your state depends entirely on your state's laws.

I see this talked about in CE class. but in practice never going to happen.as stated above.. until you have all signatures offer counter offer, Acknowledgment of counter offer. you have no contract... you simply have an offer.And it sound like you went in at a price YOUR agent recommended so it was not full price.. so there you go... most important word in Real Estate is NEXT. 

You get a place to live, you get to practice being a landlord.

Also, if you become a PRO member, you can have access to amazing tools and resources like:Weekly webinars:https://www.biggerpockets.com/webinarOr the forums, or great guides and books:https://www.biggerpockets.com/real-estate-investin...https://www.biggerpockets.com/renewsblog/2015/01/3...https://www.biggerpockets.com/renewsblog/2014/01/0...http://get.biggerpockets.com/flippingbook/Or you can analyze deals to start getting practice before you actually jump in:https://www.biggerpockets.com/flip-analysisI would also suggest you look for local Real Estate Investing Associations or clubs meetings to begin networking with people in the industry.

I do HML and I want my borrowers to show trustworthiness, good business practices (paying their loans on time), and ABILITY to repay.  

I just didn't know if it was a common practice for her to be there or not.  

I'm currently negotiating for a package deal of REO properties form a lending institution and I'm having my contractor do a lead inspection HOPING and PRAYING that those properties have lead so that this lending institution will be ready to practically give these properties away.