Bilingualism can be achieved in a number of ways. Most of us aren't in a situation where we have native speakers living with us. In fact most of us are still learning the language. Depending on what our individual situations are there are a number of strategies that you can follow to grow your whānau into a bilingual whānau. The most important thing to remember is that the more time and effort you put in, the more results you will see.
One Parent One language - is a strategy where both parents within the home commit to using only one language with the children. That is one parent commits to only speaking Māori and the other commits to only speaking English.