You should use the estimated remaining life of the property component rather than the life of a new component.I buy value add investments and force appreciation...so that strategy does not require as sharp of a pencil on calculations and leaves more room for error.

I received this info from @Nathan Sharp when I first started.https://www.biggerpockets.com/renewsblog/2013/11/02/hack-housing-get-paid-live-free/ (House hacking)https://www.biggerpockets.com/renewsblog/2014/03/13/investing-multifamily-ben-leybovich/ (Podcast 061 - How to succeed in multifamily investing)https://www.biggerpockets.com/renewsblog/2013/04/09/how-to-buy-a-small-multifamily-property/ (How to buy a small multifamily property)https://www.biggerpockets.com/renewsblog/2015/11/16/how-to-choose-areas-multifamily-deals/ (Choosing multi-family deals)http://www.biggerpockets.com/renewsblog/2014/07/19/how-to-buy-a-duplex/(guide to buying a duplex)https://www.biggerpockets.com/renewsblog/2013/12/12/bp-podcast-048-duplex-managing-tenants-darren-sager/ (Duplex investing)Now that you have made the move, below are some links that will help with the navigation of the site. http://www.biggerpockets.com/startherehttp://www.biggerpockets.com/meethttps://www.biggerpockets.com/alertsHow to Use @Mentions on BiggerPocketshttps://www.biggerpockets.com/ruleshttps://www.biggerpockets.com/termshttps://www.biggerpockets.com/inviteshttps://www.biggerpockets.com/perkshttps://www.biggerpockets.com/forums/categorieshttps://www.biggerpockets.com/rei/glossary/https://www.biggerpockets.com/webinarhttps://www.biggerpockets.com/courses/a-beginners-introduction-to-real-estate-investing (video courses)https://www.biggerpockets.com/real-estate-investing (Ultimate beginner's guide to REI)Before your 1st purchase, please ensure you visit the below link for some tips.https://www.biggerpockets.com/renewsblog/2014/12/19/real-estate-investing-success-smart-tips/REI books suggested by BPershttps://www.biggerpockets.com/renewsblog/2015/11/13/7-real-estate-books-beginner-investors/ (7 absolute must read books for beginner REIs)http://www.biggerpockets.com/renewsblog/2013/04/14/best-real-estate-books/?

I enjoy taking tenants to court because defending small claims lawsuits makes me stay sharp because it keeps me up-to-date on laws and it forces me to make sure I have solid lease agreements and abide by the laws when dealing with tenants. 

Takes into consideration your income-tax along with the financial breakdown to determine a more realistic IRR along with a lot of other info.To be honest 99/100 Realtors will not be very familiar with these things so you will have a hard time data mining.You seem like a sharp guy!

VAs get paid by the hour and NOT by commission therefore their conversion skills will not be too sharp.

It looks sharp guys!  

If you live in one of the markets that is suffering from a sharp price correction, you might think that the entire housing industry is imploding.

If your sharp and a detail-oriented person, they can be achieved.

It’s really heavy, sharp edges, it’s steel, and overall I’m just concerned about installing it.

You seem like a sharp dude, keep at it man!