For an easy entry just buy the SPY or QQQ or non-leveraged index tracker of choice and forget about it.

FORBES: QE3 Investment Mantra: Borrow, Buy, Let Ben Do The Rest

In managing a portfolio that has a bias toward equities the balance is usually a combination of cash equity and index or sector tracker funds.

FORBES: Optional Opportunity

Vanguard would place the Muchmores firmly in its index funds, from the Short-Term Bond Index (charging 0.2% of assets per year) to the Total Stock Market Index (0.2%), a Wilshire 5000 tracker.

FORBES: The 2005 Investment Guide

Jain also gets his patients to use a body weight tracker called BMI by NutriSystem to track their body mass index, since depression is a mind-body disorder.

CNN: Smartphone apps become 'surrogate therapists'

Besides attracting prestige, membership of the FTSE 100 offers some support to a firm's share price, by attracting investment from so-called tracker funds, whose performance is designed to mirror that of the index.

BBC: Matalan poised for FTSE promotion