Use gravity and position to take his balance.

Martial Arts Dojo DVD lessons, Books and Dojo Training Music - https://www.ebay.com/sch/thedojomartialarts/m.html?item=264943158075&hash=item3dafd7c33b%3Ag%3AF2kAAOSwUlRbu4ZI&rt=nc&_trksid=p2047675.l2562

USB lessons - https://www.thedojoinc.com/page45.html

More information on relocating and training in person at The Dojo Training Hall in Mason, Ohio U.S.A.
https://www.thedojoinc.com/