The Marriott center upgrades have been discussed on this website a lot. Are you joking about not knowing about them? If you are serious, here is a really old article describing some of the plans.
Y MagazineCougar fans, it’s time. Time for more blue seats and bigger video in the basketball arena. And next door will be a 38,000-square-foot annex—housing a basketball practice facility—anticipated to open by fall 2016. Many generous private donors stepped up to fund the construction and future...
https://magazine.byu.edu/article/marriott-center-upgrades//[https://magazine.byu.edu/article/marriott-center-upgrades/%0A]