With his brother Sheldon Allman, he co-wrote and self-published three 'how-to' real estate guides based on their extensive experience in the Vancouver real estate market. Under the imprint of Crossroads Press, they released The Homesellers Handbook, The Income Property Sellers Handbook and Buy It By The Acre, Sell It By The Foot: The Anatomy of a Real Estate Development ($19.95 1993).

[BCBW 2003] "Commerce"