Orders are executed within seconds and filled at the price that you want to buy. http://Coin Code Club Order execution is almost instant, it has limited slippage. That is most often you will buy at the price you want.
Order execution is guaranteed. However, at times when market is very volatile, you may receive a re-quote from your broker informing you that you cannot buy at the price because the market has moved. A subsequent new price is available for you if you decide to make a trade. Over 80% of volume in forex market is speculative in nature. Hence, technical analysis works well for the forex market and the technically trained trader can easily identify new trends and breakouts, which provide multiple trading opportunities.
Many technical indicators and charting tools like fibonnacci and gann analysis are provided free in the trading platform. The platform I recommend forex beginners traders to use is Metatrader 4. Price feeds, technical indicators and charting capabilities are all provided free. You can try and test your strategy before you decide to trade the forex market with your own money.