
\documentstyle{letter}

\begin{document}

\address {Bryan Carpenter \\
A6-5 Slocum Heights \\
Syracuse, NY 13210 \\
USA}

\begin{letter}{107 Gainsford Road \\
Bitterne \\
Southampton, SO19 7AW}

\opening{Dear Mrs Young,}

Thank you for inviting me to Justine and David's wedding.  I will be
very happy to attend.

\closing{Yours sincerely,}

\end{letter}

\end{document}

