14. The method of claim 11 , wherein the e-mail address does not vary from user to user or from online-document to online-document within a particular type of online-document.
11. A server-based method for collaboration on an online document, the method comprising: a. at a hardware server, maintaining multiple workspaces having varying access rights, wherein at least some of the unrelated workspaces have the same names; b. at the server, maintaining multiple online documents in the workspaces having varying access rights for different users; c. at the server, receiving an e-mail from a user, the e-mail including the system's global e-mail address as one of recipients in “to”, “cc”, or “bcc” field; d. at the server, based on the email address of the sender, finding workspaces and documents to which the sender has access; e. at the server, based on the subject of the email or body of the email, identifying workspaces by its non-unique name; f. at the server, adding a document to a workspace that satisfies both (d) and (e); g. based on access rights to the identified workspace and based on the data from the parsed email, controlling access to the online-document by permitting access to the online document by a subset of users of the system; and h. enabling collaboration on the online-document by the subset of users.