Contextual Advertising and Banner Ads
Text link or Text Ad is one of the best ways to direct your visitor to the specific offer you wish to present. It is a great way to promote your business offers since it contributes to your sites SEO and SERP. The search engines are reading your site content, that's why text link ad is sometimes better than banner ad (search engines cannot scan banners image and design).
Banners are usually provided (FREE) by the affiliate programs and networks, the most common sizes include 468x60 pixels, 120x60 pixels. Banner ads reflects the offer or message that you, as an online business owner, wish to deliver to your visitors.