RBC Capital Markets' Mark Mahaney is considered to be one of the top internet analysts and was a guest on CNBC to share his top picks for 2017.Top Small-Cap PickMahaney's top pick among small-caps is Yelp Inc . The analyst noted that he upgraded the stock last December and has a $55 price target.Mahaney believes Wall Street's consensus estimates on the stock is 10 percent too low and the stock can gain as the Street catches on and revises their estimates higher.The analyst noted there are few companies within the small and large-cap space that boast a similar revenue and margin expansion story for 2017 other than Yelp.Mahaney believes Yelp will see this growth from its new feature called 'Request a Quote' which allows companies the opportunity to give consumers an exact quote for a requested service.Read more