Package receiving system

1. A package receiving system comprising:

a cover comprising a top wall, a first topside wall, a second topside wall, and a third topside wall;

a back wall coupled to the cover by a movable joint;

a first side wall, the first side wall comprising a first section and a second section coupled together by a movable joint;

a second side wall, the second side wall comprising a first section and a second section coupled together by a movable joint;

a bottom wall coupled to the back wall by a movable joint; and

a front wall with a first end and a second end, wherein the first end is coupled to the first side wall by a movable joint and the second is coupled to the second side wall by a movable joint,

wherein the package receiving system is movable from a collapsed state to an expanded state.

2. The package receiving system of claim 1 , wherein, in the collapsed state, the cover and back wall define a first interior volume, and

wherein the first side wall, the second side wall, the bottom wall, and the front wall are received in the first interior volume.

3. The package receiving system of claim 2 , wherein, in the expanded state, the cover, the back wall, the first side wall, the second side wall, the bottom wall, and the front wall define a second interior volume, the second interior volume being greater than the first interior volume.

4. The package receiving system of claim 3 , wherein a ratio of the second interior volume to the first interior volume is between 3 and 15.

5. The package receiving system of claim 3 , wherein a ratio of the second interior volume to the first interior volume is between 3 and 10.

6. The package receiving system of claim 3 , further comprising a fixed box structure, wherein the back wall is coupled to the fixed box structure.

7. The package receiving system of claim 6 , further comprising an opening in the back wall, wherein the second interior volume is in contact with a third interior volume of the fixed box structure to establish a fourth interior volume that includes the second and third interior volumes.

8. The package receiving system of claim 7 , further comprising a slot in the fixed box structure that is sized to receive a letter within the third interior volume.

9. The package receiving system of claim 1 , wherein the first section of the first side wall and the second section of the first side wall have substantially the same dimensions.

10. The package receiving system of claim 9 , wherein the first section of the second side wall and the second section of the second side wall have substantially the same dimensions.

11. The package receiving system of claim 1 , further comprising a locking mechanism with a first engagement mechanism on the cover and a second engagement mechanism on the front wall, the locking mechanism being configured to secure the cover to the front wall.

12. The package receiving system of claim 11 , wherein the locking mechanism comprises a combination lock.

13. The package receiving system of claim 11 , wherein the locking mechanism comprises a keypad lock.

14. The package receiving system of claim 11 , wherein the locking mechanism comprises a wireless key system.

15. The package receiving system of claim 1 , wherein the back wall comprises a plurality of openings to receive a fastener to secure the package receiving system to an external surface of a structure.

16. The package receiving system of claim 1 , further comprising a plurality of horizontally extending members that extend from a lower portion of the front wall, the first side wall, and the second side wall, the plurality of extending members being configured to support a lower surface of the bottom wall.

17. The package receiving system of claim 16 , further comprising a plurality of notches in the back wall, the plurality of notches being sized to receive the plurality of horizontally extending members when in the package receiving system is in the collapsed state.