"Good investment ideas are rare, valuable and subject to competitive appropriation just as good product or business acquisition ideas are. Therefore we normally will not talk about our investment ideas." -- Warren Buffett, Berkshire Hathaway Owner's Manual One of the ...

There is a healthy sense of skepticism among investors when faced with websites, blogs, newsletters, conferences and other sources of information that claim to offer investment ideas. After all, good investment ideas are valuable and rare. Why would anyone willingly ...