The Board of Trustees shall approve said application subject to the restrictions set forth below and upon a finding that the proposed plan and improvements will not endanger the public health, safety and general welfare, will provide adequate and sufficient setbacks, screening, fencing, off-street parking, safe traffic flow and adequate and sufficient safeguards to protect and secure the use and enjoyment of neighboring properties and the general area in which the subject premises are located, without unreasonable interference. The Board of Trustees may waive or modify some of the restrictions if it finds that such waiver or modification will not endanger the public health, safety and general welfare, and still will provide adequate and sufficient setbacks, screening, fencing, off-street parking, safe traffic flow and adequate and sufficient safeguards to protect and secure the use and enjoyment of neighboring properties and the general area in which the subject premises are located, without unreasonable interference.