Delivery services are a popular dining option with U.S. consumers, as a November 2016 survey found that 20 percent of respondents use food delivery at least once a week. Facts on the food delivery industry in the U.S. Embed Top Facts.
The running martingale has only one purpose, which is to prevent the horse from throwing its head too high when taken by the bit, especially when taken back. This is why it was primarily used on green horses that did not know how to respond to the bit.
This strategy is based on probability theory, and if your pockets are deep enough, it has a near-100% success rate. Known in the trading world as the martingale, this strategy was most commonly practiced in the gambling halls of Las Vegas casinos. It is the main reason why casinos now have betting minimums and maximums, and why the roulette wheel has two green markers (0 and 00) in addition to the odd or even bets.