When you need to say it with pictures and more words…
Mails enjoy the same status as that of messaging when it comes to speed of delivery. Since SMS has a limit of characters, Opt for this where the need is of an elaborate message and graphics.
Reach them on their Handset
With the increased penetration of smartphones, most of the users have now access to their mails on their mobiles on the go. Sometimes a detailed communication is required and words are not enough. Here mailing is your answer. This can be in form of a regular newsletter to keep the customer engaged or an offer you wish to inform your customers about or a service related acknowledgement.