Record Prices. Obviouslly if funds available, can't spend as much percentage wise as in my youth.
Always a personal thing, depending on how long the search has been.
At my age, If I have been searching 38 Years and never found.
(Can happen, even with titles that some deem to be common).
I use the guide, but only as that. If I really want an Item & have the funds
then it's a trade off against just how many years of searching, traveling and the like to find another.
All part of the fun, and as can happen, suddenlly like buses, another two come along when you've purchased it.
However, bargains are nice, but
I can get the same buzz from a record or that I might have spent over the odds for, (book price)
to fulfil that long time want. Money suddenlly takes second place.