Create a small native iphone and android application (no phonegap accepted).
This application will have 3 screens :
1st screen - Create a google maps integration with search features about gas stations and it's services
2nd screen - Create a customer prepaid form that allows end customer to recharge their prepaid gas card with visa (will provide example)
3rd screen - Simple contact form sent to a webservice
We will provide more details if needed with PM.
Estimation of this work can take up to 2 -3 weeks moreless max.