The already mentioned podcast on this topic is very good: <a href="http:&#x2F;&#x2F;fourhourworkweek.com&#x2F;2015&#x2F;11&#x2F;03&#x2F;dominic-dagostino&#x2F;" rel="nofollow">http:&#x2F;&#x2F;fourhourworkweek.com&#x2F;2015&#x2F;11&#x2F;03&#x2F;dominic-dagostino&#x2F;</a>