Links[1] https://www.fenwickelliott.com/blog/contracts-documentation/payment-jct-2016-interim-valuation-dates [2] https://www.fenwickelliott.com/blog/contracts-documentation/nec4-suitable-birthday-present [3] https://www.fenwickelliott.com/blog/contracts-documentation/does-nec3-make-you-twitch