"Every paragraph in the letter serves a role. The introductory paragraph or introduction clearly states the reason for writing the letter, but to be more complete writers can offer a number of additional bits of information as well."

Now as for this topic, complete the following sentences (as pieces of information which can be given in the introductory paragraph) by guessing the incomplete words.

Who might be the of this letter.

Why this has been written.

How the writer might as to the situation presented in the topic.