1. A method, comprising: identifying a message that is associated with two or more users, wherein the users include a sender and one or more recipients, and wherein the message includes one or more terms; determining a vague term of the terms, wherein the vague term includes a plurality of consecutive words, the consecutive words including at least a word and an additional word; determining that at least the word of the vague term is a reference to a given user of the users, the given user being the sender or one of the recipients; identifying, based on determining that the word is a reference to the given user, a user-restricted database associated with the given user, wherein the user-restricted database includes content personal to the given user, and wherein access to the user-restricted database is limitable by the given user; determining, based on the user-restricted database, additional information that is related to the vague term, wherein the user-restricted database is used in determining the additional information that is related to the vague term based on the user-restricted database being associated with the given user and based on the given user being referenced by the word of the vague term; and providing the additional information to at least one of the users.
1. A method, comprising: identifying a message that is associated with two or more users, wherein the users include a sender and one or more recipients, and wherein the message includes one or more terms; determining a vague term of the terms, wherein the vague term includes a plurality of consecutive words, the consecutive words including at least a word and an additional word; determining that at least the word of the vague term is a reference to a given user of the users, the given user being the sender or one of the recipients; identifying, based on determining that the word is a reference to the given user, a user-restricted database associated with the given user, wherein the user-restricted database includes content personal to the given user, and wherein access to the user-restricted database is limitable by the given user; determining, based on the user-restricted database, additional information that is related to the vague term, wherein the user-restricted database is used in determining the additional information that is related to the vague term based on the user-restricted database being associated with the given user and based on the given user being referenced by the word of the vague term; and providing the additional information to at least one of the users. 11. The method of claim 1 , wherein the given user is one of the recipients and wherein determining the additional information requires permission from the given user that is associated with the user-restricted database.