Answered by The Community. Making the world better, one answer at a time. 1st way of government policy to affect demand/supply is through price ceilings and price floors. By price ceiling it means that goods have to be sold below this price and price floors means that goods have to be sold above this price set.As supply decreases, price increases, because there is less of the commodity available on the market, and consumers must compete more aggressively with each other to purchase the same commodity. Price can also increase when demand increases, also creating increased competition for the commodity.
For example, mechanical surveillance would be used over human in a case where someone is stealing from a construction site. Private investigators can put up cameras and go back and harvest the recordings. Human surveillance is when the investigative team is the main source of information.
Generally discovery devices include depositions, interogatories, requests for admissions, document production requests and requests for inspection. The formal procedures used by parties to a lawsuit to obtain information before a trial is called discovery. Discovery helps a party find out the other side's version of the facts, what witnesses know, and other evidence. Rules dictating the allowable methods of discovery have been set up by Congress (for federal courts) and by state legislatures (for state courts). Common discovery devices include: Deposition--a proceeding in which a witness or party is asked to answer questions orally under oath before a court reporter.