You need security when doing business on the internet, especially if you are a customer looking for a product or a service. With all the business set up online, weeding out the legitimate business from the scams is one thing that everyone must learn to do.There are a number of ways to know if an online business is legitimate or a fraud. An online business review is one of these. Online business reviewers are reliable sources of information on the latest internet scams and hoaxes so you will know if that job you are applying for or if that new affiliate program is a not all that it is cracked up to be. In a nutshell, these reviewers test the waters so you won’t have to worry about trial and error selection when it comes to online moneymaking ventures. Simply pick among a list of trusted affiliate marketing providers, for example, and start earning money through affiliate marketing. Reviews are not limited to online ventures; they can include personnel as well. Business men and women, retailers and wholesalers online can be reviewed so you know which sellers to trust and which ones to avoid. A lot of auction sites like eBay and Amazon allow their users to post reviews of the product, the service and the business owner on their site, helping others choose the right seller for them.These reviews cover almost every kind of money making venture in the internet. These include whole sale drop shipping reviews, reviews of affiliate marketing programs, affiliate marketing eBooks, data entry, social marketing, video marketing, pain online surveys, ecommerce stores, domain parking and eBay and online auctions.How an Online Business Review Is DoneWhen it comes to examining how legitimate an online business is, most reviewers look at a number of factors. These include profitability, cost vs. benefit ratio, ease of execution, guarantees and support, and user friendliness. Testing companies usually have people try out the various online money making ventures such as affiliate marketing programs to see if they do produce the returns that they claim to generate.Other Types of ReviewsAside from an online business review, you will also find reviews of marketing tools useful, especially if you are an internet entrepreneur. These reviews will help you choose among the best marketing tools for your business and eliminate the need to try out these tools one by one before you get to the tool that will suit you. Reviews include reviews on Google AdWords training, SEO tools, press releases, outsourcing, auto responders and keyword and marketing tool reviews.If you are not sure what kind of online business opportunity you want to get into, it is best to avoid trial and error testing and go with proven effective business models. This applies whether you want to do business online or the old fashioned way. An online business review will help you choose which business will be most beneficial to you, so use it in making your decision.