RingCentral Mobile provides subscribers with a comprehensive and systematic call logs services that enable them to keep track of all call and message activities. Each transaction is immediately logged, including time and date stamps, as well as the actual voicemail or fax message. However, after 30 days, the fax and voicemail messages are removed, but the transaction record and time and date stamps remain in the call log. Users my view the call logs according to date, time, caller ID and type of transaction (call, fax or voicemail). Phone numbers that are stored in the phonebook appear with their name and other details, such as location and company name. RingCentral Mobile lets users export their call logs into a Microsoft Excel spreadsheet which can be used for analyses and reports. Information such as the type of transaction, length of calls, date and time would be able to provide users a tool for cost analysis. This is highly useful for call centers and businesses that use their RingCentral Mobile number for customer service. Results of transactions can also be monitored, such as missed calls and unsuccessful fax transactions. All transactions of all extension numbers, including voicemails and faxes, are logged into a single record.