8. Matching.
Click the Matching tab to see the matching window.
Right click "Criteria" and select "And".
Right click the newly created filter and select "Add Condition...".
Select an "Attribute", a "Condition" and a "Datasource" to match and click "OK". For our example we used the "Email Address 1" attribute from the contact entity, the "Equal" condition and finally the "Email from the data source.