Tracy has given you the answer.

>Mike --
>
>I've seen this question before -- how does one learn the answer?
>
>>Do you have a running SMTP service running on the computer you are trying to run this?
>>
>>>Hello,
>>>when I try to execute the code above I receive this message:
>>>
>>>SendUsing is invalid!!
>>>
>>>How can I do?
>>>
>>>oMSG = createobject("CDO.Message")
>>>oMSG.To = "romulorochabr@hotmail.com"
>>>oMSG.From = "romulorochabr@hotmail.com"
>>>oMSG.Subject = "Outlook express"
>>>oMSG.TextBody = "This is an easy way to create an email"
>>>oMSG.Send()
>>>
>>>
>>>Thanks!
>>>
>>>Romulo Rocha