Dunno if you’ve gone through this yet, but it has a lot of the explanations you just asked for:D
Forex Training Online: Learn Foreign Exchange (FX) Currency Trading
And when in doubt, google is your friend.
Thank you…let’s talk about th eurusd and the next 8 hours…buy or sell…my models all are controversial.
No position for me on EURUSD.
But I have another 3 open anyway 
Looks like you pitched a shutout:)
Cheers!