The south-west monsoon begins towards the end of May until about August, making the seas too rough for pirates.

ECONOMIST: Piracy off Somalia

It is not until the end of this stage that the buyer defines how they plan to solve their problem and begins to investigate potential solution providers.

FORBES: Influencing Your Buyer

In recent years, Nadal has been outspoken about the long and often grueling tennis season, which begins in January and doesn't end until late November, with much of it played on hard courts.

WSJ: Rafael Nadal Will Miss U.S. Open