How does the author use symbolism in the novel, Ways to Disappear?

The author uses online poker as a symbol of addiction and self-destruction. Beatriz Yagoda has a gambling addiction and indulges in this addiction through online poker. Eventually, she borrows money from a loan shark, which leads to all the negative consequences shown in the narrative. The exact cause of Beatriz’s addiction is never stated or explored, but the novel is more concerned with the negative effects brought on by her addiction.