Now Playing: 10-17-13 Marketplace Tech - Google's earnings

The next big tech company to release its earnings this week is Google. The company will report this afternoon. And the update for investors is all about Google's bread and butter -- advertising. Businesses still buy ads based on keywords like "teapot" or "crossbow," but now, instead of bidding on one platform at a time, Google has been offering multiple platforms at once -- tablets, phones, and PCs. So how's that working out for them?