Hello every body ...
here is the book of how to trade Gann work
this product Shepherd Gann Squares is the only product who obtain all Gann rules and methods ..
here is its url

https://www.mql5.com/en/users/abo-hob/seller

here is book url :

https://shepherd-software.com/wp-conten ... ual-EN.pdf

and here is some examples ...

Square of 9 Fan on Bitcoin
EURAUD Square Of 90 :
GBPUSD Square Of 144 :


BNBUSDT Square of 90 :


BitCoin Square of 144 :
And there is too much more ....