The BusinessFaxNumber property gets or sets the business fax number for the contact.
To get the value of the BusinessFaxNumber property, call the property method described here.
To set the value of the BusinessFaxNumber property, see the IContact::put_BusinessFaxNumber property method.
HRESULT get_BusinessFaxNumber( BSTR * ppwsz );
[out] Reference to the business fax number.
This method returns the standard values E_INVALIDARG, E_OUTOFMEMORY, E_UNEXPECTED, and E_FAIL, as well as the following:
The method completed successfully.
Maximum length is 1022 characters.
Pocket PC: Pocket PC 2000 and later
Smartphone: Smartphone 2002 and later
OS Versions: Windows CE 3.0 and later
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