<human>: How do you do this: To hammer a nail in straight.

OPTIONS:
- Use a comb to help guide the nail as you hammer – and then simply slide off when the nail is secure.
- Use a rubber band to help guide the nail as you hammer – and then simply slide off when the nail is secure.
<bot>: Use a comb to help guide the nail as you hammer – and then simply slide off when the nail is secure.