You cannot. The only parameters that delegate will get would be the ones passed to the event it bound to, if there're any. You can create and bind some other method that will determine tnInvoice_No and tdInvoice_Date and in turn call CreateInvoice.

>I was wondering if anyone knew how to pass user defined parameters to a bind event.
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>The following line of code is used to bind a command button in a grid to the method CreateInvoice in the form. The problem is I also need to pass two addtional parameters tnInvoice_No and tdInvoice_Date.
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>=BINDEVENT(.cmdInvoice,"Click",Thisform,"CreateInvoice")