SnapSaves, a Toronto-based company that makes an app for receiving cash back on certain purchases, has been bought by Groupon Inc. Users of SnapSaves take pictures of the receipts from their purchases to claim cash on certain products. The photos are uploaded with the company's app, SnapSaves explains on its website. Customers can request cheques be sent to them once they have claimed $20 or more worth of redemptions, the website says. Groupon is based in Chicago and makes apps that inform users of the best deals on various products in whatever city they happen to be in. SnapSaves had a notice on its website Wednesday that said it has been acquired by Groupon, and that it means "bigger and better savings" for customers and a "wider variety of offers." The...