A method is provided for sharing data, stored on a central data store, between a first user and a secondary user. The method comprises the following steps. A share request message is received from the first user. The share request message includes a data identifier for identifying which of the data stored on the central data store is to be shared with the secondary user, and a user identifier for identifying the secondary user. The data to be shared is associated with an account of the secondary user for subsequent access by the secondary user. A system and computer readable medium configured to implement the method are also described.