Advestor is an innovative reservations system for digital advertising inventory, based on the financial options model.It is the world's first on-line advertising option contracts trading platform.Advestor is proud to be a member of the 2015 batch of "The Bridge" commercialization program by Coca-Cola: http://www.thebridgebycocacola.com/Advestor's bridges the gap between the advanced financial world and the online advertising market, by offering on-line ad options trade.In finance, Options are a type of financial instrument classed as derivatives, as they 'derive' their value from an underlying asset. An option gives its holder the right, but not the obligation, to buy (Call Option) or to sell (Put Option) some underlying assets on or before the options expiration date at an agreed on price (the strike price). (Source: Wikipedia).Implementing this model for the online Ad Space Market offers a great solution for Advertisers, Agencies, Ad Networks and Publishers. It will also allow other financial investors to trade in this market. It's Real Win-Win Solution! Ad Network and a Publisher could sign an option contract to exchange a specified amount of cash for a specified amount of ad space in the future, in return to a small immediate fee. Publishers will increase their cash flow by selling Ad Space Option to Ad Network. Ad Networks and Agencies will be able to hedge their future expenses and will have a method for planning their budgets. This opportunity will provide a potential early stage sites the ability to receive income in the most critical period for their business, and the more popular sites with constant revenue source.