Silicon style: Geeks redefine online shopping

<b><a href="https://www.jackthreads.com/">JackThreads</a></b> Stylish brand name men's gear for 50-80 percent off retail prices from the people that brought you Thrillist. The site is free to join and offers $10 off your first purchase if you share the site with your friends.

<b><a href="http://www.net-a-porter.com/am/home.nap">Net-a-porter</a></b> Since 2000, the site has been the one stop shop for luxury fashion.

<b><a href="http://www.amazon.com/">Amazon</a></b> Still the #1 marketplace online. Get free 2-day shipping with Amazon Prime for $79 a year which includes 1 free ebook a month and instant video streaming.

<b><a href="http://copious.com/">Copious</a></b> Ebay meets Facebook. The added social layer makes buying goods from other people a friendlier experience.

<b><a href="http://www.zappos.com/">Zappos</a></b> Buying shoes online felt like a huge risk until Zappos came along. Now, with free shipping both ways and a 365-day return policy, it's no big deal (and ridiculously convenient).

<b><a href="http://www.threadless.com/">Threadless</a></b> User created designs for t-shirts, hoodies, and more. Don't see what you like? Create your own!

<b><a href="http://fab.com/weekly-shops/fashion/">Fab</a></b> Fab started out as a way to connect users with creative product designs. Recently, the site expanded into fashion.

<b><a href="http://www.shoedazzle.com/">ShoeDazzle</a></b> The best in women's shoes, handbags and jewelry all in one place.

<b><a href="http://www.renttherunway.com/">Rent-the-Runway</a></b> Staying fashion forward can be an expensive ordeal. Instead of buying a new outfit for every big event, why not rent?

<b><a href="http://yoox.com/">Yoox</a></b> All the latest styles from the brands you crave.

<b><a href="http://www.warbyparker.com/">Warby Parker</a></b> Quality fashionable frames shouldn't cost over $300. At Warby Parker, they're $95.

<b><a href="http://www.bluefly.com/">Bluefly</a></b> The brands you love at much more palatable prices.

<b><a href="http://www.bonanza.com/">Bonanza</a></b> A shopper-friendly marketplace for buyers and sellers.

<b><a href="http://everlane.com/">Everlane</a></b> Quality luxury essentials and basics without the price tag or middlemen.

<b>MyHabit</b> A membership site run by Amazon that offers deals on big name brands. Membership is free and so is shipping both ways.

<b><a href="http://www.shoptiques.com/">Shoptiques</a></b> Shoptiques scours the world for the best boutiques and puts their merchandise online.

<b><a href="http://www.gilt.com/">Gilt Groupe</a></b> The original members-only online shopping service. Top designer labels, up to 60 percent off retail.