Setting e-mail preferences
To set e-mail preferences
From the Tools menu, click Preferences, and then click the E-mail tab. For field definitions, press F1.
Do one or more of the following:
To select your default e-mail system, in the Send e-mail to contacts using box, select one of the e-mail systems you have installed.
To set up an e-mail system, click E-mail System Setup, and then follow the instructions on the wizard.
To specify message settings and create or modify signatures, click Composing Options.
Select other e-mail options regarding attachments and folders.
Click Apply to save your settings, and then click OK.