It’s old advice, but sage advice: Have an investment plan, and stick to it.
Mebane Faber is the Chief Investment Officer at Cambria Asset Management, a Chartered Markets Technician and a Chartered Alternative Investment Analyst. He also writes about the markets regularly on his World Beta Blog.
In his experience, the No. 1 mistake investors make is failing to have an investment process, at all, and/or not adhering to their process. Failure to follow rules is what leads to panic selling at market bottoms and stock chasing at market tops.
You can check out my full interview with him below: