For those unfamiliar with affiliate marketing, it’s simply referral marketing where you earn a commission. Let’s say that you have a website and refer a book on Amazon. When the visitor clicks the affiliate link and buys the book, Amazon will pay you a percentage of the sale. People love affiliate marketing because they can start earning money passively with few startup costs.
Customers are often researching online and then buying in stores and also browsing in stores and then searching for other options online. Online customer research into products is particularly popular for higher-priced items as well as consumable goods like groceries and makeup. Consumers are increasingly using the Internet to look up product information, compare prices, and search for deals and promotions.
Amazon offers a service called Fulfillment by Amazon (FBA), which can be extremely useful for arbitrage sellers, or others selling their own products. If you opt for FBA, Amazon will store, pick, pack and deliver your products. That means you can scale your arbitrage business quickly as you don’t have to store products in your own home or waste time with postage.
Proz.com is a site where you can get paid to translate all kinds of documents, including files and even conversations. The site provides you with an opportunity to list your services as a translator. They offer opportunities in Spanish, German, Italian, Chinese, Arabic, Japanese and other languages, and specialize in legal, medical, technical and other fields.
Find a profitable niche. Starting with your interests, write down as many niche ideas as you can. Think about topics people might search online. Ideas include passions (like surfing or body building), fears (like spiders or speaking in front of crowds) and problems (like getting out of debt). Do keyword research to see it others are interested in the topic. Find out if a domain name is available that matches the keyword 100 percent. 
How many times have you told your friends about a great service or product you love? Could you have been compensated for that referral? Many companies today have refer-a-friend programs that will pay you in cash or store credit for bringing them new customers. Look in your online profile for these opportunities. The website will often provide you with a link you can share on social media or in an email. If it’s a product or service you are asked about a lot, it may even be worth your time to get cards printed up with your link for handing out.
SkimLinks is probably best for bloggers who want to write content around the affiliate link rather than add affiliate links to existing products. SkimLinks offers a lot of tools to compare commission rates and offers in order to customize your content to optimize your income. Once nice aspect of SkimLinks is that it offers lots of products for non-US creators, including popular UK brands like John Lewis and Tesco.
Most of us are guilty of hanging onto things that we never use, myself included. Take a day and go through all your old stuff and get rid of some of it! One tool that is really helpful for this is Decluttr. You can enter your items barcodes into their valuation engine and they’ll give you an instant offer. Then you simply pack all your items into a box and ship them off for free.