Is the sign code a violation of the first amendment free speech rights?

Can girls join the wrestling teams at the respective schools under the equal protection clause of the 5th or 14th amendments?

Can border patrol guards be forced to submit drug tests in order to keep their jobs?

Does a gay employee have any statutory or constitutional protections in the workplace?

Is a political pin an expression of free speech/can an employer legally demand the pin be removed during work hours?