Cost breakdown for my Raspberry Pi Garage door opener

As a follow-on from my earlier post here is the breakdown of cost for phone garage door control.

Garage Door Opener

Garage Door Opener £100 (Wickes)

Raspberry Pi setup

Raspberry Pi        £29   (Amazon)
Pi Case              £5   (Amazon)
16Gb SD Card        £10   (Amazon)
Edimax EW-7811UN     £9   (Amazon)
Micro USB charger    £5   (Amazon)

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Total               £58

Garage Control parts

Relay                £7   (Amazon)
Breadboard wires:
 male to male        £4   (Amazon)
 female to female    £2   (Ebay)
Sensors              £5   (Amazon)
Resistors (300pk)    £4   (Ebay)
Transistor BC547C    £1   (Maplin)
Small Breadboard     £4   (Maplin)
Shoe Box             £Free (wish the kids shoes were!)
Annoyance to Wife    £Expensive 

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Total               £27

Overall Total of £185. Since I had already purchased the door opener and Pi the additional was only £27!