A web based SMS/ Address book application that can easily be customized. No graphics or logo design required.
Using PHP and MySQL database.
Secure login required (user database & info).
User can buy credits (no e-cart, will be manually paid and approved for now).
User can add contacts and link them to one or more groups.
Groups can be added and changed by user.
SMS can be sent to one or more contact (selection) or to one or more groups.
SMS sponsor/s can be added and then selected by user as part of 160 character SMS'e. Split SMS into message, sponsored by. Powered by at end of SMS but not seen by user in the application.
Characters left -160 displayd and if more display credits to use 1 for 1-160 characters.
SMS status/date stored and can be viewed by user.
Available credits can be viewed by user.
Messages only sent if user has enough credits.
Service provider uses http send, but should be stored and can then be easily cutomized by system admin when changing service provider.
There are currently a lot of free open source applications that can easily be used as a basis for this required application.