If the form's subs are public, you can refer to them directly thus:

' In frmCustomer
public Sub RefreshCustomerDetails()
'..yadda yadda yadda
End Sub
'in frmMain
Call frmCustomer.RefreshCustomerDetails()




HTH,
Duncan

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Ex. Datis: Duncan Jones
Merrion Computing Ltd
http://www.merrioncomputing.com