How does careful attention to detail reflect the "you" attitude in written documents & oral presentations?

Provide us with an example of a written document. Examples include:

• Formal letters or memo
• Social networks or Content-sharing sites that have a strong social component
• Email, Business messaging, which includes a variety of phone- and computer-based systems
• Blogging, Microblogging- primarily Twitter, Podcasting

Now, provide us an example of an oral presentation (manuscript, memorized, extemporaneous, or impromptu). Examples include:

• Speech
• Ted Talk
• Community Forum with Q&A

Analyze & explain how the "you" attitude, with careful attention to detail, was demonstrated in both the written & oral presentations examples you provided.