Happy Memorial Day – the unofficial start of Summer!  Here are some articles from the last seven days that I read with interest.  Many thanks to Techmeme, Ask The Publishing Guru, TechCrunch, Social Media Today, and MarketingProfs.

Holiday Inn to test smartphone as room key?

What is a fictomercial?

LinkedIn as Twitter client?

Here is how you import your Twitter favorites to your Facebook page.

Employees at the biggest corporations in America cite their  favorite social network at the job…LinkedIn (by a wide margin).