OPT-IN E-MAIL PUTS A NEW FACE ON PUSH Web users invited to sign up for targeted delivery of news (and maybe an ad).
Sign up for the bike: design manual for a cycle-friendly infrastructure
Why Young Athletes Sign up for Sports
COMMON DATA MODEL AND METHOD FOR SECURE ONLINE SIGNUP FOR HOTSPOT NETWORKS
Sign Up for Reading: Students Read Aloud to the Class
I Didn't Sign Up for This
"I didn't sign up for this!"
Conscripts’ willingness to sign up for international military service
USDA opens signup for 2008 direct and counter-cyclical payments
UK ISPs to introduce jihadi and terror content reporting button
