How To Sell Puts And Calls Selling Calls to Get Short of the Market How to Protect Yourself in Selling Puts or Calls Buying a Put and Selling a Call at the Same Time. Natural Resistance Levels and Time Cycle Points United States Steel Corporation Time and Resistance Points According to Squares of Numbers Important Numbers for Resistance12 to 100 How To Make Profits Trading In Puts And Calls Spread or Straddle How to Use Puts and Calls in Place of Stop Loss Orders When to Buy Puts and Calls How to Trade Against Puts and Calls Kinds of Stocks to Buy Puts and Calls On Examples of Trading with Puts and Calls Rules for Buying Puts and Calls on Low-Priced Stocks.