Which Bookmakers to promote

[xecutable]

Haven't heard of 138 ones, so can't tell you anything about them.

Betsson - this is a quote from AGD "Betsson / Affiliate Lounge are closing affiliate accounts with MANY, MANY players. They are stealing commissions for GOOD affiliates. This operation has PROVEN ROGUE STATUS over years of predatory behavior." This answers your question regardless if they own a license or not.

[Jawohl]

It all depends on the market you want to be on. The most important thing is that they have the native language of the country... A Polish will tend to play on a site that offers the Polish language. So that is the first thing I'd think of.