15 hours at $7.50 per hour works out to $105 per week, $400+ per month.
If their cell-phone bill is anywhere near that, they need to hang-up and get to work.
That’s assuming they don’t have free 0bamaphones.
Likely they not only have Obamaphones, but Section 8 housing, “energy” assistance, food stamps, TANF, medicaid, school lunch, 10 dollar high speed internet, etc
http://www.benefits.gov/benefits/benefit-finder#benefits&qc=cat_1