With mobile growing quickly, Google wants to boost its central search business by providing shoppers who are researching products and looking for nearby retailers with additional services such as price comparison tools and ways to pay for purchases. Recent moves such as the decision to shut down the Google Shopper app suggest the company is still looking for the right solution that will click with consumers. “For Google, mobile payments, mobile commerce are really critically important,” said Greg Smith, analyst at Sterne Agee, Birmingham, AL. “If you think about advertising, there is a shift going from traditional print media advertising to the Web, one of the things that becomes more critical is being able to tie the actual advertising to the consummation of a transaction,” he said. “If you can prove that somebody followed an advertisement and then purchased the product, that is kind of the Holy Grail – you can directly prove that return on investment from that advertising. Get the full story at Mobile Commerce Daily