The Cycle of Investing Understanding the cycle of investing may help you avoid easy pitfalls. Share | Related Content Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? The ABCs of Zero Coupon Bonds Understanding some basic concepts may help you assess whether zero-coupon bonds have a place in your portfolio. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.