They have a rhyme scheme of ABAB, CDCD, EFEF. The final two lines are a couplet and have the rhyme scheme GG. You can see the pattern with the last words of each line in the Shakespearean sonnet example noted above: A - sun.
Many workers receive lots of emails everyday. If your email has an attractive, eye-catching subject line, it is less likely to go unnoticed. This is particularly important if you are engaging in e-mail marketing.
If your message contains sensitive or urgent information, a subject line can help you call this to attention. This means that your email will be opened immediately.
