Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to stop cold calling in real estate sales [title] Do your research. [step] If you're calling someone at a company, you need to know about that company. Of course, you can find out about the company through its website, but you can also check out its facebook page and other public pages.

Ending1: Get a first-hand fact book or a diary to keep track of the company's securities, liabilities, and bankrolls. [substeps] You'll need one to two books, or for every hundred dollars that you use, to format your physical telephone interview. Ending2: Another good way to learn about the company is through news stories; do a search on the company, and switch the search to just news stories. Make notes on any information relevant to your real estate business. Ending3: You can also look in the phone book. Because private companies are less likely to use the internet to make sales, you also may be able to find phone book listings and other information. Ending4: That way, you can still see what people are talking about when they hear about you calling. [title] Listen to what the people who are on the phone are saying.

Answer format: ending1/ending2/ending3/ending4