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.
The cost of travel insurance can range from as little as $35 up to a few hundred dollars. Ideally, your renters should purchase their insurance policy within seven days of booking your home in order to get the best rates.