In this video, tech and telecom analyst Andrew Tonner discusses three areas Nokia (NYSE:NOK) investors need to watch. First, keep an eye on Nokia sales numbers, particularly for its new Lumia smartphones. A lot is riding on the success of this smartphone launched last December. Second, can Nokia keep a robust innovative product pipeline going? Apple and Google are good at this. Nokia will have to be in order to compete long term. Finally, investors must stay tuned to the joint venture with Siemens to build communications equipment. This has struggled in the past and how it pans out in the future will impact Nokia's earnings.

Andrew Tonner owns shares of Apple. The Motley Fool recommends Apple and Google. The Motley Fool owns shares of Apple and Google. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.