Text 'RAINBOW' to 49899 and reply with your email address to receive a 10% off coupon and enroll in Rainbow's mobile program. By texting 49899, you are consenting to receive up to 8 msgs per month from Rainbow via automated technology and you agree to the mobile terms and conditions located at: http://bit.ly/1QSZNFA. Reply HELP for help or STOP to opt out. Message and data rates may apply. Coupon is available to new SMS subscribers only.