<P> In a block - format letter, all text is left aligned and paragraphs are not indented . </P> <P> In a modified - block format letter, all text is left aligned (except the author's address, date, and closing), paragraphs are not indented, and the author's address, date, and closing begin at the center point . </P> <P> Semi-block format is similar to the Modified block format, except that the first line of each paragraph is indented . </P> <P> In a modified semi-block format letter, all text is left aligned (except the author's address, date, and closing), paragraphs are indented, and the author's address, date, and closing are usually indented in same position . </P>

Difine the sample business letter of any type