As a customer you can find more information regarding why Avida ask these questions here: https://www.konsumenternas.se/konsumentstod/lag-ratt/vad-sager-lagen/penningtvatt/

You can also find additional information regarding the law for anti-money laundering and Avidas obligations here: https://www.swedishbankers.se/foer-bankkunder/penningtvaett/daerfoer-maaste-banken-staella-fraagor/