Can't make a decision (Ben Franklin)

I understand how hard it is to make this decision. Ben Franklin, one of our founding fathers, would write a pros and cons list each time he was faced with an important decision, so he could get a clear view on what the best choice was.

[open/grab whiteboard and begin to write]

So what are the positives of this purchase, and what are the negatives? If the advantages outweigh the negatives, do it. If not, don't invest!