Yes it is ,
the visualization technology cost you more money and more size
for example ,
by using virtual router software in your computer or laptop
you will be able to provide wifi Internet service without need to buy wifi router and it is totally free !
another example ,
by using virtual Fax software in your computer or laptop
you will be able to send and receive Faxes without need to buy Fax telephone
it is not free service but you will reduce the cost of papers price and size !
for more information and ideas contact me at :
mohamed.sayed.1990(at)gmail.com