Flexibility is the other name of online faxing. While using a traditional fax machine you need to go through a lot of hassles like attaching the machine with a telephone line and install inks and printers. But with internet fax, documents are exchanged as soft copies. They will reach your email inbox and for this you just need to open an account with any reputed online fax service provider. Choosing a provider might seem difficult as there are many of them and all claim to be the best. Some customer reviews will help you make a well-informed and profitable decision.