Every day I check out the 100s of subscriptions in my RSS feed about marketing, PR, advertising, branding, social media, and a host of other topics of interest to small businesses that sell online. Most of what gets posted isn’t earth shattering but I reserve Fridays for the best reads of the week. So here you have it, the most valuable things I read in the business blogosphere this week:

• Etsy Storque Asks: What’s Your Point of Difference – how are you different than your competitors?
• 6 Ways to Tackle the Promo Code Problem
• How to Create a Reveal Tab on Facebook – ever wanted to share a special coupon code or ebook download with Facebook fans only? Learn how to do it with a reveal tab.
• Ittybiz Reveals Tips on How To Get Your Newsletter Read by Subscribers
• Depending on Etsy to Market Your Shop? DON’T!
• 3 Twitter Tools for Small Business Ecommerce Sites
• 3 Reasons Why Articles May Not be Your Best Web Content Strategy
• Performance Metrics for Ecommerce Websites
• Grab More Rankings Wtih Google’s Branded Search Results
• The Impact of Google Instant on Ecommerce Websites
• 40 Tips on Crafting SEO Friendly Title Tags
• Get Inspired By These Minimalist Business Card Designs