David specializes in all areas of taxation and supports the firm´s clients in various stages of their activities. He serves as a professional commentator on various tax issues for the daily financial newspaper "GLOBES" and regularly publishes articles, as well as a regular column "Comments on Fiscal Judical Decisions" in the bimonthly magazine "Accounting". David lectures on Corporate Tax in the Law Faculty of the Hebrew University of Jerusalem, on Indirect Tax in the College of Managment, and on various Tax areas at the Israel Bar, Institute of CPA and Chashavim. He has also served as Chair of the Indirect Tax Committee at the Israel Bar from 2007-2011.