KEY POINTS
  • 58 percent of bank website content is too complex for the typical consumer.
  • Even the best-performing banks aren't nearly as readable as the Harry Potter book series.

You know you're in trouble when fictional Harry Potter spells like "expelliarmus" and "wingardium leviosa" are considered more understandable than the terms of your checking account.

Bank websites are chock full of jargon and complex language that the typical customer doesn't find readable, according to a recent report from VisibleThread. The software company (whose services include readability analysis) analyzed the websites of 50 of the biggest U.S. banks, looking at metrics such a sentence length and ease of reading. They found that 58 percent of bank content is too complex for the typical customer.