What do you imagine is one of the most important career-building skills to have in your arsenal? According to Donna Henderson, a veteran of ATT, BlackBerry and Samsung, producing change in these large companies is all about one thing: building relationships. Henderson is now Chief Marketing Officer at Evoque Data Center Solutions. Change is her business. In this interview Henderson outlines five principles for change: First Change Principle: Never Assume That Everyone Is REALLY on Board with Your New Strategy Second Change Principle: Get Everyone’s Buy-in by Interacting One-on-One Third Change Principle: Learn Patience Fourth Change Principle: Change Is Happening Fast, Don’t Just Go for the Cool Fifth Change Principle: The Best Marketing Technology Is Relationships