Twitter Inc said to be working with Goldman Sachs to help with possible sale, Salesforce and Google named as suitors

[ad_1] Twitter Inc. is holding informal talks with several potential buyers and is working with Goldman Sachs Group Inc. to help with a possible deal, people familiar with the situation said. Salesforce.com Inc. is one of the main parties interested in the San Francisco-based social media company, said the people, who asked not to be…