Creating html emails is not as easy as most people think. This little thing may cause problems even to experienced coders who are working on a new layout on a daily basis. I know some of you are asking yourselves why on world would anybody invest time and resources in html emails. The answer to that is very simple: efficiency. According to a study, for every dollar invested in html email marketing, aprox. $40 came in return. You don’t have to be an economist to realize that this rate is extraordinary.