I open whatever opening shows a 16HCP balanced hand in my system.
"One of the painful things about our time is that those who feel certainty are stupid, and those with any imagination and understanding are filled with doubt and indecision"
-- Bertrand Russell
IMO, this is a good thread for the N/B Forum. Newer, inexperienced players overthink these things, when they could just look and the size and shape of their hand, make the bid, and get on with life.
"Bidding Spades to show spades can work well." (Kenberg)