Creative that includes video, animation, and/or sound. Rich-media emails often collect high open and click rates but requires more bandwidth and are less compatible with different email clients than text or regular HTML email-format messages. Some mailers also consider transactional email “rich”.
![Caucasian businessman use of mobile phone for sending audio message in the city of Hong Kong](https://cdn.igeniushost.com/sendoffice/images/caucasian-businessman-use-of-mobile-phone-for-sending-audio-message-in-the-city-of-hong-kong-wpp1671216182899-754x583.jpg.webp)
Building Your Business with an Opt-in List
Before revealing the secrets of the trades, here are myths and fallacies that need to be cleared before one indulges into building an opt-in list.