1. A system for assembling documents, comprising a client computing device that is configured to access the network and that includes a program that is arranged to perform actions, including: receiving a request to access a document, wherein the document includes sections and the document is shared by more than one user; requesting a server computing device for the document; receiving the document from the server; displaying the document within a word processor window; wherein the document displayed includes displaying the section headings that are associated with the document; receiving a request from within the word processor window to select a section of the document; wherein the request is a selection of text that is associated with the section; and in response to the request, rendering a display comprising a plurality of child windows to the word processor window, the display including: a proposal window, the proposal window comprising: a section heading list, the section heading list including headings of sections in the document; an assignment properties list, the assignment properties list comprising a plurality of assignment properties of the selected section of the document; and an assignment window, wherein the assignment window is configured to facilitate an assignment of the selected section of the document to an editor, and the assignment window further comprises fields, the fields including: an editor field displaying a name of an editor to perform the assignment of the selected section of the document, a due date field displaying a date the assignment of the selected section of the document is due, a status field displaying a current status of the assignment of the selected section of the document, wherein the current status is selected from a plurality of pre-defined status levels; and a message field displaying a message to be sent to the editor; assigning the selected section of the document to an editor; and automatically sending the message to the editor indicating that the section is assigned to them for editing; wherein the message includes a link to the section assigned to them for editing; where the link directly accesses the section; and displays the section to the editor when selected.
2. The system of claim 1 , wherein the program on the server computing device is further configured to perform locking the section of the document such that only an assigned editor of the section may access the section.