I have a few programs on my list that haven't paid for a few months, and din't answer to emails. Wanted to let you know about them:
AceRevenue
BestPayPartners
7Aff and AffRevenue (now they are with revenue giants. they may pay)
Also want to share pograms that pay regularly without problems for years:
CWCAffiliates (affiliateedge)
Casino Coins
Chipleader
Mainstreet