We discuss $k$-rotundity, weakly $k$-rotundity, C-$k$-rotundity, weakly C-$k$-rotundity, $k$-nearly uniform convexity, $k$-$\beta $ property, C-I property, C-II property, C-III property and nearly uniform convexity both pointwisely and globally in Orlicz function spaces equipped with Orlicz norm. Applications to continuity for metric projection at a given point are given in Orlicz function spaces with Orlicz norm.