It's right in the code I posted,
If Me!chkAGDLLA = True Then
Forms!email.lstName = Null
Forms!email.chkComercial = False
Forms!email.chkOperacional = False
strAGDLLA = "email1, email2, email3, email4"
strMail = strAGDLLA & ", " & strISA & ", " & strMAYA & ", " & strSANGER & "," & strSANSE &...