We have a lot of experience with such applications - database driven web applications where an event triggers an SMS output. We are experts in PHP/LAMP and with mobile technologies and request you to view our PMB to obtain more information about our capabilities in LAMP and in mobile technologies. A few words on us: Ceruleaninfotech is an ISO 9001:2000 company and co-founded by a team of professionals with more than 40 years of work experience with Citibank, Merrill Lynch, Hewlett Packard and Timex. We specialize in web technologies and our solutions are used in mission critical applications by Citibank, Duke University Health Systems, Newscorp and SIFY. These applications run in the UK, USA, Spain, Belgium, Greece, Ireland and Asia. We are a top-rated Service Provider and would be delighted to work with you. Best regards, Paul.