According to Scarborough Research, 8.6 million (or 8 percent) of U.S. households currently acquire coupons via text messages and/or email.

Sunday newspapers are still the most popular way households obtain coupons at 51 percent, followed by in-store coupons (35 percent), mail (31 percent), loyalty card programs (21 percent), in-store circulars (20 percent), weekday newspapers (17 percent), product packages (16 percent), magazines (15 percent) and Internet sites (7 percent).