The letter asked parents to attend an open house session to learn more about the school.
Prospective means “likely or expected to happen or likely to become or be.” I’m already a parent and have been for many years.
The English language is full of words that don’t mean what people think they mean or words that have subtle shades of meaning.
Example: "He was averse to the idea of using a new style guide."
Averse is often confused with adverse, which means unfavorable or harmful.
To comprise is to enclose or include.