Ah Friday. The weekend has arrived.

What better time to pour yourself a cool lemonade and catch up on some of this week’s most interesting inbound marketing articles?

1. Inbound Marketing Attracts Millions From Google, Salesforce and Sequoia
Author: Rand Fishkin at SEOMoz

In the aftermath of Hubspot’s $32 million dollar funding round, Rand explains the growing importance of inbound marketing. He writes:

Next time someone asks you whether all this SEO, social media + blogging stuff is for real, you can tell them it’s real enough that Google Ventures, Salesforce and Sequoia put $32 million of their own investment dollars behind it.

2. Why Companies That Say They Want Social Media Really Want Content Marketing

Author: Will Davis at Right Source Marketing

Will makes a key point that you can’t be successful marketing in social media without first investing in your content.

3. 10 Ideas to Help You Maintain a Consistent Blogging Schedule
Author: Michele Linn at Content Marketing Institute

Blogs are a great way to consistently create new content for your website, a key part of any successful inbound marketing campaign. But one of the biggest concerns we hear about blogging is the ability to keep it up over time.

4. Hubspot: the Optimal Number of Blog Posts for Generating More Leads
Author: Social Email Marketing

An overview of a recent study by Hubspot that showed, among other things, that the more a company blogs, the more traffic it generates to its website. Completely with nifty graphs showing the correlation.

5. Help Wanted: A Few Good Generalists
Author: Steve Rubel at Edelman Digital

Steve, a SVP at Edelman (the largest PR firm in the world), posits that the agency of the future will largely be made up of generalists, not specialists, and explains why that’s so important.