SMS, Chat and Email.

    The purpose of SMS, Chat and E-mail are so that we can communicate with other people with different devices; such as a mobile phone and computer, with the internet used at the base of chat and E-mail. There functionality's are quite similar, in that they both send short or detailed messages. SMS, however is not as advanced as email, for example; emails can be widely customisable with colours, high def images, URL links etc.