Memo:
The question is linked to my current study of the role of Affair Partner (AP) in extramarital relationship among Muslim marriage. Affair Partner may or may not be Muslim.
A Muslim man is allowed a maximum of 4 wives at any one time. This opportunity increases the confidence of a mate poacher in pursuing relationship with a married Muslim partner.
Literature:
Mate poaching involves action and intent . Poaching involves two key elements:
Source: https://www.psychologytoday.com/us/blog/the-mating-game/201508/why-we-try-steal-each-others-partners