### Comment:
Nice, thank you! I tried Google but didn't hit the proper combo of keywords. 
  
 This seems like a nice hobby (doubt it works 100% of the time).

### REPLY:
It's not good when it doesn't work. Mostly the price starts to fall faster than they sell and you end up with a shed full of product X. For me, it was electronic dart boards. All of my friends got them as gifts lol.

### END.