1. A method of collaborative document editing, the method comprising: receiving, at a server from a client system, a first request to access a document stored at the server; providing, by the server, to the client system, an application in a browser of the client system, wherein the application is enabled to modify the document; providing, by the server, to the client system, a first portion of the document in the application; receiving, by the server, a second request to access the document; determining, by the server, whether a user that is associated with the second request is authorized to access the document; in response to determining that the user is authorized to access the document, transmitting, by the server, a second portion of the document; receiving an edit to at least one of the first portion of the document or the second portion of the document; and saving, by the server, the edit to the at least one of the first portion of the document or the second portion of the document.
1. A method of collaborative document editing, the method comprising: receiving, at a server from a client system, a first request to access a document stored at the server; providing, by the server, to the client system, an application in a browser of the client system, wherein the application is enabled to modify the document; providing, by the server, to the client system, a first portion of the document in the application; receiving, by the server, a second request to access the document; determining, by the server, whether a user that is associated with the second request is authorized to access the document; in response to determining that the user is authorized to access the document, transmitting, by the server, a second portion of the document; receiving an edit to at least one of the first portion of the document or the second portion of the document; and saving, by the server, the edit to the at least one of the first portion of the document or the second portion of the document. 7. The method of claim 1 , wherein transmitting the second portion of the document comprises sending an indication that the second portion of the document has been modified.