Remedies. In case any building, structure, sign or landscaping is erected, constructed, reconstructed, altered, repaired, converted, or maintained; or any building, structure, sign or land is used; or any hedge, shrub, tree, or other growth is maintained in violation of this chapter or to any of the regulations made pursuant thereto, or any conditions imposed upon the grant of a special exception or variance by the Zoning Hearing Board or upon the grant of a special exception or variance by the Zoning Hearing Board or upon the grant of a conditional use by the Board of Supervisors; then, in addition to any other remedies provided by law, any appropriate action or proceeding may be instituted or taken to prevent or restrain such unlawful erection, construction, reconstruction, alteration, repair, conversion, maintenance or use to prevent any illegal act, conduct, business or use in and about such premises.