Home Depot will consider strategic alternatives for its HD Supply unit, including a sale, spinoff or initial public offering. Nothing is definite. Today’s announcement is a continuation of the strategic review we did in November,” said CEO Frank Blake. “We are undertaking this action today because of our desire to increase our focus on our retail business. With annual revenues of $12 billion, HD Supply is a healthy, growing and vibrant business and we are undertaking this evaluation to determine whether there are strategic alternatives with respect to HD Supply that would optimize shareholder value.” HD said it would not announce updates to its review unless the board of directors approves a definite transaction …