Avi served in the IDF from February 1972 until January 1973 as part of the IDF Spokesman for the Judea and Samaria Command under Lt.Col Rafael Horovitz.
His reserves duty includes artillery reserves 1973 to 1989 and then as an officer in the IDF Spokesman’s Office from 1989 to 2001.
From 1973 to 1986, Avi worked in different capacities in international commerce based in Jerusalem, followed by a year in real estate. In 1988, Avi worked three months under Dr. Eliyahu Ben Elissar for the Likud’s victorious election campaign. Avi was responsible for editing and translating the Likud election campaign plank in Hebrew, English and Spanish.
During the period 1989-90 Avi worked as senior editor and translator in the News Department of the Government Press Office as part of Prime Minister Yitzhak Shamir’s Office at Beit Agron.
In 1990, Avi began lecturing in Christian churches and synagogues in the US as well as appearing on radio and TV.
In 1991, Avi went to study three years at the Jewish Theological Seminary as part of the MA program. In 1994, Avi resumed full-time speaking at churches, synagogues, civic groups, as well as on radio, TV and interviews to newspapers.
Avi has appeared in over 1,000 churches and synagogues in the US, Canada, Mexico, UK, Norway, Finland, Holland, Belgium, Switzerland, Greece as well as in Israel. Avi has appeared on hundreds of radio and TV shows worldwide. Avi has written five books: Is Fanatic Islam a Global Threat? Christian Revival for Israel’s Survival, Islamic Threat Updates Almanac #1, Israel’s Bible Bloc, and Islam Prophesied In Genesis. The first three books were written under the pen name of Victor Mordecai for security reasons, but writes the fourth and fifth books under Dennis Avi Lipkin since he is running for the Israeli Knesset elections at the head of a Judeo-Christian Bible Bloc party called “Gush Hatanakhi” in Hebrew. Avi also has numerous other products in his website bookstore including audio and video tapes, CD’s and DVD’s. Avi is married to Rachel, and Egyptian born Jewess who made Aliyah (immigrated) to Israel in 1969 and has worked for Israel’s Radio service in Arabic for the last 25 years monitoring Arabic language broadcast on radio and TV as well as newspapers. Avi and Rachel have two sons, Aaron and Jacob as well as 8 grandchildren, Praise-God.