Many legislative, administrative, and judicial resources are available on the Internet. They can be located using a search engine provided by your browser or a tax directory site located on the Internet. The purpose of this assignment is to practice searching the Internet to locate tax materials. Using a search engine or one of the tax directory sites provided in Exhibit 16-6 (Chapter 16), find the Treasury Regulation that provides the treatment of advance receipts of rental income. Trace the process you used to find this regulation (search engine or tax directory used and key words). Print the text of the regulation.