Is your invoicing done by using Excel? Is your work day counted by traditional 8 to 5 method checking the watch on the wall? Do you know that feeling, when you need some information, but it is left on your laptop at home? There are so many wonderful apps, which can take your service and work process to the next level. Do you need to invest to these technologies to use them? Yes, you might have to put some effort to find the right applications. But this time consuming process will be redeemed with the value that you get from all these free and professional tools.