You can merge companies or people which you think refer to the same companies or people. Simply select and right-click the objects All information in Vine is stored in the server database as named objects of different types. Examples: a company, a person, an event, a sales case. you want to merge and then choose Merge Duplicates from the right-click menu:
Check the object you want the others to be merged into:
Objects will be merged in the background while you can continue working.