Unusual Options Activity In Wayfair (W)

$W-Bullish option flow detected in Wayfair (44.61 -0.72) with 7,778 calls trading (1.4x expected) and implied vol increasing over 1 point to 62.83%. . The Put/Call Ratio is 0.42. Earnings are expected on 02/19. The JAN 17th 44.50 & 46.00 Calls are being bought.