1. The Department of Transportation and Communications could initiate some measures to improve the facilities of the Ninoy Aquino International Airport. It is responsible for the maintenance and expansion of viable, efficient, and dependable transportation and communications systems as effective instruments for national recovery and economic progress. 2. The common carriers' duty to observe extraordinary diligence in the vigilance over the goods remains in full force and effect until they are temporarily unloaded or stored in transit. The bus company shall account for the missing baggage of A while the baggage is in transit. 3. It has been held that the true test of a common carrier is the carriage of passengers or goods, provided it has space, for all who opt to avail themselves of its transportation service for a fee. A bus driver cannot refuse to accommodate a person who would like to ride in his bus especially if the said prospective passenger is willing to pay. 4. Transportation service of a common carrier is for fee. The ambulance of St. Luke's Hospital engaged in transporting injured/sick persons to the hospital is a common carrier