Here are some examples of today's deals from these social marketing sites:
Groupon is offering 57% off your purchase of five core classes at Row Zone locations in the Philadelphia area.
Living Social is offering $45 worth of food and drink at the Italian Bistro in Center City for $20.
Buy With Me is offering a 30-class punch card at the Moore Than Fitness Bootcamp in King of Prussia for $30, instead of the usual $187.
When you sign up for these sites, there's no obligation to buy any of the deals -- some of which last a day, some of which last a week.
To find out more about how these sites work, click here for our story about Groupon. Click here for our story about Buy With Me. And click here for our story about Living Social.
Other similar sites include Philly Half Off, Philly Dealyo and Jasmere.
