Affiliate marketing is cheap to set up, being a home business. Apart from setting up the home office itself, there are more costs involved in setting it up and get it running smoothly. Stuff like office tables, chairs and other home office accessories can get a little expensive depending on your choices, tastes and aesthetic sense.
The other costs involved will be at your induction into the affiliate marketing industry. To generate that extra income you will need to invest in finding web space, registering your own domain name and building your own website that would involve about $100 a year in recurring costs. This can be reduced by using template options for your website. Select a template that is professional looking, clean, aesthetic template and edit it to put in your information. Invest time, money and space well in quality content, although it will take a little time and patience, make sure the website is easy to read while fulfilling the needs of being an affiliate site. This will go a long way in securing more hits adding to your objective of extra income generation.
Find professional writers to do the content for your website. They are expensive but...