Have you have been spending some of your time racking up your brains on how you may take advantage of the strength of the Australian dollar? Online shopping is a given, but here's an idea for you: bid on Princess Beatrice's hat.

Princess Beatrice's royal wedding hat had been a hit on the internet as pundits took shot on the British royalty's fashion sense. Over at Huffington Post, 79.55% voted that her hat is "truly horrendous" in a quick poll conducted by the web site. The hat was subject of several post in other media outlets such as Gawker, and even has a tumblr blog solely dedicated to it.

RELATED: How Aussies Can Take Advantage of Forex Trading

It seems that the Princess is fast turning the public opinion into her favor with her latest move. The royal wedding hat, which she wore on the Royal Wedding of Prince William and Kate Middleton, will be auctioned off on e-bay for a cause.

During an appearance on The Oprah Winfrey Show last week, her mother Duchess Sarah Ferguson announced that the princess, fifth in line to the British throne, will be "putting it up on eBay to auction it for UNICEF and for Children in Crisis."

The flesh-colored hat---a gravity defying one--- was made by famed London milliner Philip Treacy, whose creation cost around $3, 300. as Currently, Princess Beatrice's hat has fetch a bid of over £11,100.00, with over 44 bidders. With the present Australian dollar exchange rate against the US dollar, it will be less costly for an Australian to bid for the princess hat.

"I've been amazed by the amount of attention the hat has attracted. It's a wonderful oppurtunity to raise as much money as possible for two fantastic charities. I hope whoever wins the auction has much fun with the hat as I have," said Princess Beatrice in a statement on the auction page for the hat.

Items worn by members of the British royalty could fetch a high price in auctions such as the $276, 000 in total fetched by the dresses worn by Princess Diana. You still got about six days and 10 hours to get your hands on Princess Beatrice's hat. You can bid on Princess Beatrice's hat here.

But if you are really serious on taking advantage of the strength of the Australian dollar, aside from online shopping and bidding on Royal Wedding-related items, you can also look into foreign exchange (forex) trading, the buying and selling of currencies for profit.

Unlike investing on Princess Beatrice's hat, forex trading doesn't require you to wait for a long period of time to profit, such as the almost 14 years waiting time for Princess Diana's dress to fetch less than $300, 000. In you are interested, you can first read this complimentary Introduction to Foreign Exchange by downloading it here.

Princess Beatrice's royal wedding hat, which she wore on the Royal Wedding of Prince William and Kate Middleton, will be auctioned off on e-bay for a cause. (Photography by www.mikestone.co.uk)