I think it's better if you have 2♥ and higher available to use 2♥ as 12+ with shortness, and 2♠, 3♣, 3♦, 3♥ for 8-11 with stiffs. After 2♥, 2♠ asks, 2N is 16+, 3 level is 12-15. You could use 2♥ as a 14+ BAL hand instead of shortness if you wanted as well.