The first figure is the bid price (sell), the second is the offer price (buy).The bid/offer price fluctuates throughout the day, but always settles at either 100 (if the answer is yes) or zero (if the answer is no). Your profit/loss is calculated using the difference between the settlement price (zero or 100) and your opening price (the price you bought or sold at).The market prices we use to calculate the expiration values for Indices and Commodities contracts are obtained through a data feed from Reuters. If Reuters is unavailable, we may obtain market pricing data through Bloomberg or another data provider that we deem appropriate under the circumstances.The market prices we use to calculate the expiration values for Forex contracts are obtained through a proprietary data feed (NadexFX) comprised of quotes from 12 well known banking institutions. If NadexFX is unavailable, we may obtain market pricing data through Bloomberg or another data provider that we deem appropriate under the circumstances.The strike price of a Binary Option is the level of the underlying market against which the option is settled. In a Gold950 at 1:30PM contract, for example, the strike price is 950.We list a range of strike prices for each expiration time. For example, Nadex lists 23 different strike prices for each daily gold expiration staggered at intervals of 3.Nadex is subject to U.S. regulatory oversight by the CFTC. The maximum risk for any trade is fixed and required in advance so you cannot be called upon for further funds. But please remember these are volatile instruments and there is a high risk of losing your initial investment on each individual transaction.Guiding you to prosperity, our financial experts have produced a complete intro kit, making it relevant to novice and advanced traders all togetherProceed to the intro page to learn about Binary Basics, Call amp Put options, Trading Instruments and our Assets IndexChoose an account type that matches your capabilities and appetite. There39s no setup fee, no hidden fees or charges, and no spreads.By opening an online trading account, we willgrant youwith market reviews, a personal account manager, mobile amp tablet App, and plenty moreAccompanying you from day one, you will be provided with a variety of tutorials and webinars to guide you through your interactive trading journeyExplore our educational center and learn from webinars, tutorials, eBooks, and above all ndash a personal trading expert.As successful trading calls for external support, our analytics department vows to deliver you with the most accurate, relevant, and updated analyses.Take a look at some of our market reviews, Fundamental and Technical Analyses ndash all delivered on a daily basis.In most forms of investment the investors actually purchases the asset they invest in and the value of the profit and loss is determined upon the changing value of the asset. If the investor sells the asset back to the market whenever its value increases then they39re making a profit, and if they sell the asset back to the market when its value decreases, then their money is lost.One investment possibility is expressed when you predict that the price of the asset will rise, this type of investment is named ldquoCall option. The other possibility is presented when you predict that the price of the asset will fall, this type of investment is named ldquoPut option.Choosing an asset is the first step of your investment. For instance, if you have an interest in gold prices, you may choose to place a binary investment in gold. Obviously, the more familiar you39re with the gold market the better your chances are of successfully predicting the fluctuations of gold prices.The Opteck academyprovides novice and experienced traders a valuable resource for learning and improving your binary options trading techniques and strategies.