Optimise your e-mail strategy for the holidays

Emoticons seem to be latest trend in subject line. Since most mobile devices are able to display them, and we use those devices to read our e-mails, the use of those symbols is becoming increasingly popular to get noticed in the inbox of the recipient. But does that really work? And how do you implement them?

• What do e-mail clients do with them?
• What do spam filters do with them?
• Are emoticons always a good idea?
• How do you implement them?