1. 'obligation' and 'duty'. If you say that someone has an obligation to do something or a duty to do something, you mean that they ought to do it, because it is their responsibility. When obligation and duty are used like this, they have the same meaning. When teachers assign homework, students usually feel an obligation to do it.
1 Renter's insurance is too expensive, and I already have enough bills to pay.. 2  The average renter's insurance policy costs between $15 and $30 per month. 3  Replacing all of your possessions or being liable for an accident on your premises will cost much more.
There are some important exclusions to note in some of the coverages sold by car rental companies. Liability insurance sold by rental car companies will typically cover liability up to $1 million. This means if a renter is successfully sued for $5 million, the insurance company will pay the $1 million and the renter is personally responsible for the rest (less any other insurance the renter has).