Welcome to Sunday. And since it is the day of rest, grab a cup of joe, kick back in your favorite La-Z-Boy and get caught up on the latest news in Inbound Marketing. We've got it all for you here: Responsive Design, lead nurturing, Facebook's promoted posts and, possibly the most important information, how to improve productivity. We have also continued sharing a few of our favorite bits from around the web this week, so check out useful tips for using B2B social media and how to turn your agency into a content machine, plus Facebook 'Collections'! We are jam-packed, so read on!