If you ask one hundred people to do a task (particularly one that involves following instructions or using a computer or both), figure that two of them will mess it up. It doesn't matter if you use ALL CAPITAL LETTERS....

You should be careful about headlines. It's pretty easy to write a headline that will get someone to forgive your spam, and perhaps even to open your note (CyberMonday! 85% off...). It's pretty easy to write a headline that will...

If you walk into a company-owned cell phone store to sign up for a contract, what are you worth? Given the huge gross margins at AT&T and Verizon and the standard two-year contract, I think it's easy to figure on...

Getting someone to switch is really difficult. Getting someone to switch because you offer more of what they were looking for when they choose the one they have now is essentially impossible. For starters, they're probably not looking for more....

Mark points us to this great set of stats. Basically, all of the clicks for all the ads online come from only 16% of the surfers, and most of them come from just 4% of all internet users. So, if...

Dunbar's number is 150. And he's not compromising, no matter how much you whine about it. Dunbar postulated that the typical human being can only have 150 friends. One hundred fifty people in the tribe. After that, we just aren't...

Diablo Cody on the pressure to outdo herself: So what kind of pressure did you feel, post-Juno, to write something good? None. I don’t believe you. Seriously. How could I possibly? The experience that I had with Juno is something...

The internet has amplified the volume of the true believers, the defenders of any faith. If you're into high end stereo, it's far easier to find strident voices in defense of $100,000 stereos than ever before. If you have strong...

I haven't done a public seminar in six months or so. It's clearly time. All the details are here. There is one in New York City on November 19th and for the first time, a small roundtable session in my...