Gmail is one of the google service providers. gmail which is one of the best mailing services I have ever felt and I just love the speed of mailing. through this gmail I can sent mail faster to anyone and this gmail is very useful for me for sending resume for applying of job. this gmail is also very useful for me for creating accounts in other sites just by clicking sign in through gmail I can create account and I can also send file very easily and I can also store files in this also. the app of gmail is very good and I can open so many accounts and I just say you need to have account in this gmail.