Could I take your name and number, please? http://sisely.es/stmap_29wjcia.html priligy dapoxetine 30 mg In their basic form, options contracts are known as puts and calls. The buyer of a put has a right to sell the asset (like 100 shares of a stock or exchange-traded fund) at an agreed-on price. That could provide downside protection if the asset plummets in value. A call conveys the right to buy shares at an agreed-on price.