input: [Pros] VoIP allows for cost-effective global voice communications, and is widely available [Cons] VoIP quality can be an issue, especially for the laptop user with substandard speakers and microphone [Capability] 
output: Voice over IP
options: E m a i l
options: W e b - b a s e d a p p l i c a t i o n s
options: W e b c o n f e r e n c i n g
options: V o i c e o v e r I P
options: I n s t a n t m e s s a g i n g
options: B l o g g i n g