You need to create a mobile application

You need to create a mobile application. Interested in the application - reference company of the city. The following information is provided about the company:

Name of name
Phone.
Address
Time to work.
Logo??
List of activities or main products.
Advantage from competitors
The annex should implement:
Possibility to search by catalog / Alphabet.
Keyword search.
Possibility of calling from the application
Indication by the route navigator to the company
Self-edit the application (add firms) Edit on the fly
Push notifications as an additional function for the client
For customers - from the application the opportunity to pay for the service of information placement and place / correct information.
The possibility of an appointment.???
The function of the request to search for goods (the user makes a request in the application for the desired need). The application sends a request to interested firms. Firms confirm the presence. The customer receives an SMS or notification from the bodies. And the address.
In the future, there is an opportunity to improve the application.
The ability for the client from the application to pay for reference services (subscription fee, additional services)