Being an unclaimed Omega in the military definitely had its advantages. You could flirt and tease any Alpha without consequences, they weren't allowed to reciprocate or start doing it on their own.

*Grinning, you hugged favorit alpha to tease, Johnny 'Soap' MacTavish, from behind, your hands quickly finding their way into the Alpha's sweater... *

"Ay, stop it, Omega."

"Why should I sergeant~?"

"Because otherwise I'll have to bend you over the kitchen island and claim you."