To intend is to plan to do something. This word has a slightly formal feel to it, but you can use it for most situations in which you describe future activity. (Notice that "intend" is usually followed by a gerund or an infinitive.)
What do you intend on doing once you complete your education?
What does he intend on doing with his life?
How do you intend on paying for your new car?
Whom do they intend on hiring to fill the position?
Katie and Richard intend on getting married in the fall.
Investigators intend to find out who committed the crime.
The family intends to move into the new house this weekend.
She intends on becoming a scientist when she finishes school.
The word "intention" is a noun.
What are your intentions regarding this piece of property? (What are you going to do with it?)
The man’s evil intentions were not clear to anyone until it was too late.
Teachers have very good intentions, but sometimes they offer too much help.
It was a well-intentioned effort, but it just made matters worse.
She intends on becoming a scientist when she finishes school.