The advantages of worldwide air freight are obvious to potential clients and potentially significant. First, nowhere else can advantage be taken of such speed: goods that are flown across to the far reaches of this earth are delivered inside hours. Second, air freight offers greater security and safety for precious things: theft rates are lower than those on the ground--and since there is not as much exposure to general dampness or extremes of temperature inside aircraft holds, spills furthermore. 3 In addition, it is very dependable -- departure times from flights are well known compared with other natural resources transportation vehicles of similar kind, thus enabling an enterprise with tight schedules to keep abreast of its needs for production and delivery. Finally, air freight makes it possible to flexibly manage an inventory in a way that other means cannot. A company needs fewer goods and buys them more frequently, which will increase cash flow but reduce storehouse costs.