Igros Moshe (9 vol. set)
Derech Eretz
Taharas Am Yisroel
Kashrus - a practical guide
Money -- a practical halachic guide for business and the home
Halachos of Tefillin
Halochos of Aveilus (Mourning)
From Buffalo Burgers to Monetary Mysteries
Transform Your Erev Shabbos
The Halachos of Kiddush Levanah
Concise Laws of Shivah and Aninus