I am  new to development 

I created the approval process - Approval1

The criteria is if stage is qa sales the i need to start the approval process "approval1 "  with out clicking the "submit for approval "

may i get the code please 

I Need A validation Rule Only when Creating the Record .Is it possible ???

I have Look up field in Account - Sales_orgnizaion__c

i need a lookup field in opportunity - Sales_Organization__c

i need to auto populate the opportunity field and editable .

I think we need to use updating the filed update , Can any one please give ,what is the procedure and code