Please convey my deepest sympathies to them.
心からのお悔やみの気持ちをお伝えください
Please deliver this book to him.
彼にこの本を届けてください
Please do not handle the exhibits.
展示品に手を触れないでください
Please don't cause me any trouble.
困らせないでください
Please don't make a noise.
お静かに
Please don't stalk me.
ストーカーはやめて
Please don't stand on ceremony (with me).
((略式))どうぞお気軽に
Please enlighten me as to ....
…について御教示願いたい
Please feel free to catch me in [at] my office.
用事があれば気軽にオフィスまで
Please feel free to contact us.
((略式))遠慮なくご連絡ください