For example, one person can dance for the other person.
You can keep your partner company while they are cooking dinner.
However, as technology has advanced, other ways of staying connected have popped up.
For example, couples can choose to message one another rather than wracking up money on their phone bills.
It is hard to be far away from the person that you love.
Many relationships fail because the couple does not see each other often enough.
There are also cameras that help couples interact with one another even when distance is not an issue.