Status indicating system for indicating the deposit and withdrawal of items in a receptacle

A system for indicating the deposit and subsequent withdrawal of an item in a first receptacle to a first and second user having access to the first receptacle and for indicating a third user's withdrawal of the item subsequently deposited in a second receptacle to the first user, the system comprising:

• a first receptacle accessible by the first and second users and capable of containing an item;
• first sensing means for sensing a deposit or withdrawal of an item in the first receptacle;
• first identifying means for identifying the user having access to the first receptacle during the deposit or withdrawal of the item sensed by the sensing means;
• first indicating means, responsive to the first sensing means and the first identifying means, for indicating a deposit or withdrawal of the item in the first receptacle by the identified user;
• a second receptacle accessible by a third user capable of containing the item;
• second sensing means for sensing the withdrawal of an item from the second receptacle;
• second identifying means for identifying the user having access to the second receptacle during withdrawal of the item sensed by the sensing means;
• second indicating means, responsive to the second sensing means and the second identifying means, for indicating a withdrawal of the item in the second receptacle to the first user when the third user is identified during the sensed withdrawal.