Import Contact from yahoo,Hotmail(Script in c#)
<p>i would like to import contacts from gmail/hotmail/yahoo to my c# applications just like those found in social network.</p>

<p>I need a referral system like DropBox has. Has anyone coded it themselves or is it available as open source?</p>

<p><a href="https://www.dropbox.com/referrals" rel="nofollow">https://www.dropbox.com/referrals</a></p>

<p>Thanks in Advance..</p>
