30 Careless Mistakes That Will Totally Muck Up Your Marketing
Hubspot
JANUARY 9, 2013
If you aren't using software like HubSpot's Email tool , which uses drop-down tag options to make it easy not to mess up your personalization tags, double check that your tags are constructed correctly, and be sure to set up default tags just in case you don't have the information you're personalizing with for any given contact.
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