Also if you draw your index finger down from just below the knuckle on the left hand (right hand being signing hand) this is the letter Y
Hope this is helpful.
For any more help don't hesitate to skype me on david.white608
I know I few signs and believe we can develop B.S.L and help each other learn.
Already by learning what I have learnt so far there are a few signs that can be miss read by non signers such as the number 2