for signing on to

The group set up shop at a Tucson transit center on Tuesday, promising to pay anyone addicted to drugs or alcohol for signing on to contraception. Women must agree to take a long-term contraceptive shot, get a Intrauterine device ...
http://www.kpho.com/news/18303256/detail.html

Instead of being rewarded for their hard work and dedication, they will see newcomers with no investment in the system get a nice chunk of cash simply for signing on to do the job the current officers are already doing. ...
http://www.commercialappeal.com/news/2008/dec/15/police-hiring-bonuses-sought/