New learning.
I just noticed this in the advertising section of the forum.
The Bitcoin software, network, and concept is called "Bitcoin" with a capitalized "B". Bitcoin currency units are called "bitcoins" with a lowercase "b" -- this is often abbreviated BTC.
Image:
http://prntscr.com/mblnlfMeaning when I am paying someone in
Bitcoin then I am sending him
bitcoins 
We are
Bitcoiners and
bitcoins are our currency.
Thank you.
It's kinda small thing that people don't really notice it. It just the matter of how you'll going to use it in a sentence, as long as it can be understand. But thanks for sharing this one. I have learned something