One of the advantages of using touch screen laptops or tablets is that they make it easier to perform daily computing needs. Many companies use touch screens to eliminate the need to tap on keyboards in order to write words or jot down quick notes. Using touch screens also provides the flexibility of writing or drawing shapes that are difficult to produce using keyboards. A PC Tablet or a touch screen laptop can be very expensive to buy, often costing twice the price of a regular laptop. Fortunately, there are innovations that make it possible to convert a regular laptop screen into a touch screen at a very affordable price, one of which is a product called Navisis Laptop Pen PC Tablet.