Poisoning, he drank too much and was poisoned by the alcohol.
Usually you want your financial future to look amazing because you dont want to sit around broke and being a ward of the state do you?
Attention to detail and timeliness are important skills for this. Also, one must be non-judgmental and impartial.
Yes, there is a variety of things you can do to wear down the enamel. A few of the biggest things are: Drinking Coffee or soda, eating acidic foods and not brushing your teeth. Sadly you are not able to grow back your enamel after if it fully gone so it's best to protect your enamel as much as possible.