In case you haven’t signed up for Groupon or Living Social yet – or you are new to these sites – please consider signing up through one of our referral links.  For each person that signs up through the links below – IheartPGH earns credit or cash – which will will use for future giveaways and to make improvements to the site. Social Coupons? both Groupon and Living Social offer a daily deal – a new one every 24 hours – that offers a coupon – usually more