People looking to strengthen their portfolios are investing in precious metals, especially gold. But as this practice gains popularity, more companies form that claim to be experts on the subject.

The best way to start is by searching online. Surf the internet for blogs, articles and websites that give relevant information on how to buy gold coins. There are several key elements to finding a reputable company.

First check out how long the company has been around. Search through their website to determine when it was created and put into use and if you can't find the information just call them. If you speak with someone make sure you verify the validity of their response by checking with company's like the Better Business Bureau. Most accredited businesses will be registered with them and show a rating of customer satisfaction and quality of service.

Also, look around online for user reviews of the company. Typically, not finding anything is a positive sign. Companies with bad reputations will, very often, have bad remarks left about them on several websites. Again, research the validity of everything you find to ensure you have accurate information.

It also can't hurt to call around and speak with some of the industry experts that sell gold and other precious metals. This is a very competitive market and a good company will have a wealth of knowledge and current market information. A good gold dealer will also take the time to gain your trust and make sure you are completely satisfied with their service. If you find someone asking for money quickly and assertively, beware.

Once you find someone trustworthy and get all of the information you need, then it's time to start investing. With the vast amount of options out there it's important to invest in gold, or other precious metals, that will yield you the greatest returns and have the largest long term affect.

Typically, it is recommended to hold on to coins and bullion for a minimum of 3-5 years in order to gain the most profitable returns. Rare coins, also called “numismatic” coins tend to carry a higher spread, which is the difference between the cost to buy and sell, and to overcome these spreads and maximize potential profit, it is best to hold on to these for anywhere from 5-10 years.

For the best resources on how to buy gold coins just visit the internet where you can find current gold prices, information about rare coins and what is the best option for you. Dealing with a verified online dealer will give you the insight you need to be a successful precious metals investor and get you on the right path to financial security.