Hi,
I have studied your initial requirement for POS. We have already developed an application which is able to match most of your requirement. We have successfully implemented similar application in very known restaurant/cafe/store here without any issue. we have many number of report which will be able to meet any of your needs. We can go for further customization as per your requirement. We have always given customer satisfaction our utmost priority. Please visit my portfolio to have a look at the application snap, We have already customized many top open source project as per the client requirement. We are looking forward for a very long term relationship with you. Please let us know for any further query.
Regards,
Anchit