1
The building has a handicap ramp.
Start by signing 'building' and 'have'. Then, sign 'handicap' using the fluid 'H-C' motion. Finally, sign 'ramp' by holding your non-dominant arm flat and using your flat dominant hand to trace an upward, sloping motion, visually representing the incline of a wheelchair ramp.
2
She parked in the handicap parking spot.
Begin by pointing to the person to establish the subject. Next, sign 'park' by tapping your dominant '3' handshape against your non-dominant flat palm. Follow this by signing 'handicap' with the 'H-C' handshapes, and finish by signing 'spot' or 'area' to indicate the designated parking space.
3
He is advocating for handicap accessibility.
First, point to the individual to indicate 'he'. Then, sign 'support' or 'advocate' by pushing your dominant fist upward under your non-dominant fist. Finally, sign 'handicap' using the 'H-C' movement, followed by the sign for 'access' or 'accessible' to complete the concept of the sentence.