['My sister in law makes me furious almost on a daily basis.', 'Why does she do that', 'She cannot take care of her kids, yet has no problem going out shopping and spending every dime she makes on herself.']
That sounds bad, I feel bad for you
My sister in law makes me furious on a daily basis.  She cannot take care of her kids, yet has no problem going out shopping and spending every dime she makes on herself.