A little late with the top 5 September posts (it is already a few days into October!)  But the information is relevant and still useful!

Study: One Facebook like can ignite a current of likes – Inside Faceboo
Similar to word-of-mouth marketing, a like on Facebook from a post from your business will persuade other followers to also “like” your business post.

http://webmarketingtoday.com/articles/18-Questions-to-Ask-a-Potential-SEO-Consultant/– Web Marketing Today
The following questions should help you hire the right person or company for search engine optimization help — to drive qualified traffic to your website.

4 Things to Remember When Creating B2B Social Media Marketing Content – Constant Contact
Too many brands make the mistake of focusing their social media marketing content on selling their products or services because they don’t think they can be creative or make personal connections.

E-commerce Holiday SEO Keyword Optimization: 6 Keys to Success – Search Engine Watch
consumers begin window shopping online well ahead of Thanksgiving, yet many e-commerce sites don’t publish holiday content until November

Something Every Ecommerce Merchant Using Real-Time Shipping Should Know – Lexiconn
If you use real-time shipping rates in your shopping cart, it’s crucial to know when these shipping APIs are down