M 3 Disc : Subject Lines

For this discussion board you must identify three (3) common mistakes business professionals make when designing subject lines.  

For this discussion board, you will do the following:

1.  Research common subject line mistakes online and write one paragraph for each common mistake (3 paragraphs total).  Be sure to cite the url(s).

2. Discuss how the mistake causes business communication problems.

3. Within each paragraph for each mistake, provide an example of the mistake and then rewrite the subject line to improve it.   You may make up details to a scenario if you wish.

Please make sure the post is paraphrased, not copied from the original source.