This is a guest post from Marianne Cellucci of Net Atlantic.
When designing email newsletters and marketing campaigns, it is important that you consider the limitations presented by email readers. Many users, either by personal preference or email client defaults, are blocking images from being downloaded in the HTML-formatted messages they receive. Thus, it is a good practice for email designers to prepare for both image "off" and "on" scenarios. Here are some of the basics you need to know about using images in email: