Competition amongst affiliate software vendors is as fierce as with casino content suppliers. Generally speaking, most have very high standards.
MyAffiliates has been the latest addition to vyking's affiliate center and does an exceptional job. The most important thing however is the general acceptance of software by the affiliate community. We have had over 300+ affiliates connected over the past 5 years and although NetRefer has long been the go-to-strategy, other systems are now gaining popularity.