A woman who is interested will

A woman who is interested will ...
... give a sidelong glance. In this coy, flirtatious gesture, the woman stares boldly while lowering the head and tilting it away, giving the message, "I am shy, yet bold."
... wink!
... run a hand over her exposed leg, indicating that more intimate contact is welcome.
... slip a shoe off and dangle it from the toes -- or remove an earring. These "undressing" signals are very suggestive and inviting.
... touch his thigh or knee. The length of time she allows it to rest there heightens the intensity of desire. Rubbing it back and forth provides a signal that's as clear as it gets.