Look to activate your queens/bishops from where they are and try to reach familiar structures. In the opening as white, whichever move disallows symmetry for black is usually the best move (ie if white plays f4 and black can respond f5 without repercussions it's probably suboptimal). I'm not a chess960 expert so that's about all I really know.
chess 960: general advice

https://www.youtube.com/watch?v=60a0M9iXk4Y Is a good video of levon aronian explaining concepts on CBI

What basic recommendations would you make to a player who is starting to play at 960?