Billing
Software was created in order to handle billing and time tracking as well as
invoicing the customer for products and services. This software can also track
worked hours by employees, as well as the expenses related to projects or
clients.
Voice over Internet Protocol (VoIP) calling is most convenient when using a mobile phone. BlackBerry users have plenty of choices when it comes to picking a VoIP app that is compatible with their phones so that they can take the convenience of VoIP calling with them anywhere.