In letter writing, there are various ways in which the writer would be able to pass across his or her message to the receiver. this is dependent to the relationship between the writer and the receiver of the letter.
<em>When the relationship is that of a friend, informal approach is used. Otherwise, formal approach would be adopted. </em><u><em>Yours truly</em></u><em> is an example of a formal complimentary close in a letter.</em>
