Use this simple exercise to test the quality and quantity of your local news sources.

http://marymount.instructure.com/eportfolios/873/Botox_100_Iu_Prospect
http://utexaslearn.instructure.com/eportfolios/190934/Kenacort_4_Mg_Xenon

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For example, this would enable you to send your newsletter only to contacts in your list who have opened one of your previous newsletter campaigns.