Suscription requirements for new clients

[meximp]

hello,

 

im wondering if the form for a new client suscription is customizable?

i need to remove the requirement of an ID number from obligatory to optional,

 

do someone knows if this possible??

 

and what about email notifications to customers?? could i edit text in any way???

 

thanks in advance,

 

best regards

 

juan