The National Party is due to meet later this month to vote on proposed changes to its internal rules after a string of problems with MPs and candidates, and a disastrous election result in 2020.

National Party leader Judith Collins says changes to the National Party's selection rules will include much stronger vetting of potential candidates' social media histories and more comprehensive reference checks.

But how do you go about rejuvenating a business, or in this case, a political party?

Pead PR Chief Executive Deborah Pead joined Kerre McIvor to discuss why a shake-up for the party needs to start at the top, with the board.

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