[link moved]
The SIG website
You go to the Sig website and watch their videos.... http://www.sigsauer.com/CustomerService/MaintenanceGuides.aspx
Any dealer that carries Sig pistols should have one or be able to get one. Check Sig Sauer's website to find a dealer in your area.
No published sn data. Sig offers a letter on their website for a resonable price.
sig's website states MSRP is $800-$875. I see used from $550-$650 and new around $700.
According to the Sig website, the 220 match has a longer barrel and adjustable target sights.
Yes. unless you live in a locale with very restrictive guns laws. Go to the Sig Sauer website to view their product lineup.
Go to [See related link below for the website] for a sig fig calculator and interactive tutorial on significant figures with practice exam.
SIG now offers history letters on their website. Lack of sales.
sig
two sig figs
You will have to call SIG