New Android and iOS customers who register a bn.com account, download and login to the NOOK Reading App for Android or iOS between 9:00am Eastern time March 3, 2015 and 2:59am Eastern time March 30, 2015 will receive a $5 promotional credit automatically delivered to the customer’s NOOK account. The $5 credit must be redeemed before 2:59 AM ET on April 7th, 2015.