I belong to Smarta family.
Till photography became popular in India in Mid 19th century and selling of photos/colour paintings of Gods had become a commercial business, idols of Gods were used to be worshipped.
Way back in late 1980s, when I was still in early twenties, I had observed in houses of our relatives and family friends, people of old generation,...
Vishnu married two wives because he promised he would marry one of his wives in her previous births.
Also, when he marries them, it isn't a relationship of lust, it is bhakti(devotion).
It says in this site:.
Lakshmi, the daughter of Bhrigu, is married to Lord Vishnu. And Lakshmi, the daughter of Daksha, is married to Dharma. The same section conveys that Lakshmi is the daughter of Bhrigu is at lotus feet. Mahabharata is like a jigsaw puzzle. Each incidence in isolation is confusing. Together when put conveys the real meaning. SECTION LXVI ADI PARVA text here