\documentclass[11pt]{cicsletter}
\name{John Smithl} % used as signature, if no signature is specified
\signature{John Smith\\ Title}
\date{August 1, 2018} % if no date specified, today's date is used
\subject{the CICS letterhead} % optional subject line
\begin{document}
\begin{letter}{Prof. John Smith\\
Manning College of Information and Computer Sciences\\
UMass Amherst\\
140 Governors Dr, \\
Amherst, MA 01003-9264}
\opening{Dear Sir,}
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
We are most pleased to deliver this sample letter which uses
the \LaTeX{} letter document class file with the CICS letterhead.
\closing{Sincerely,}
\encl{cicsletter.cls}
\ps{Please see the enclosed file.}
\cc{John Smith}
\end{letter}
\end{document}
