This Element is an excerpt from The ETF Trend Following Playbook: Profiting from Trends in Bull or Bear Markets with Exchange Traded Funds (ISBN: 9780137029013) by Tom Lydon. Available in print and digital formats. Learn why trend following consistently remains your best investment strategy-and start using it the easy way! Trend following is a discipline that's simple for any investor to follow. If you follow it as you should, you'll get the lion's share of any long-term uptrend-and you'll also avoid the lion's share of a long-term downtrend.