Check English grammar please?

Using a number of electrical devices such as cell phones, computers , IPODs, and NDSs has become part of our daily lives. Living in a busy city like Hong Kong , we seldom have time away from work to meet up with our old friends. As time pes, we grow to miss our old friends. However, we find ourselves unable to remember our old clmates’ s names and phone numbers. After crazily searching all the corners of our houses to find the note books we used to use to jot down others’ s phone numbers we sadly realize the note book has gone missing. You will find yourself depressed at the thought that you can never contact your primary clmates again. I have decided to write this multi-functional phone book program to help people like you and I so you will never regret that you didn’t have a system to store your contacts. As you know, there are some differences between using a notebook and a program to search for a phone number. Here are some of the advantages of using phone book directory program: