A friend recently asked by so many people of Jewish heritage seem to
be attacted to Buddhism.

This actually is confirmed by information from the publishing
industry. A report I read in 2005/2006 time period stated that the
publishing industry believed that there were 10 million Americans
buying books on Buddhism and a full third were of Jewish heritage.

So why? I have three reasons, but I'd like to know your thoughts.

I think there are three main messages in Passover which overlap the
four Noble Truths:

Life is suffering
Suffering is caused by Attachment
Attachment can be overcome
There is a path for learning this

So, in the context of Passover (in my opinion, the central ritual and
heart of Judaism), you have