If you are using Responsive Web Design, use meta name="viewport" tag to tell the browser how to adjust the content. If you use Dynamic Serving, use the Vary HTTP header to signal your changes depending on the user-agent. If you are using separate URLs, signal the relationship between two URLs by tag with rel="canonical" and rel="alternate" elements. Internet Marketing
As digital marketing continues to grow and develop, brands take great advantage of using technology and the Internet as a successful way to communicate with its clients and allows them to increase the reach of who they can interact with and how they go about doing so,.[4] There are however disadvantages that are not commonly looked into due to how much a business relies on it. It is important for marketers to take into consideration both advantages and disadvantages of digital marketing when considering their marketing strategy and business goals. Search Engine Optimization (SEO)
Ad groups allow for each campaign to be further subcategorized for relevance. In our hardware store example, one ad group could be for different types of rakes or varying models of leaf blowers. For the power tools campaign, one ad group might focus on power drills, while another could focus on circular saws. This level of organization might take slightly longer to set up initially, but the rewards – namely higher CTRs at lower cost – make this effort worthwhile in the long run. Search Engine Optimization (SEO)
There are endless platforms for video marketing. YouTube, broadcast television, video boards and street marketing, you name it. The possibilities are endless. With a smartphone, consumers can access online video anytime, anywhere. The same is not true with traditional, paper marketing. With video, you can reach your audience wherever they are in a cost-effective way. Search Engine Optimization (SEO) CO
Another reason is that if you're using an image as a link, the alt text for that image will be treated similarly to the anchor text of a text link. However, we don't recommend using too many images for links in your site's navigation when text links could serve the same purpose. Lastly, optimizing your image filenames and alt text makes it easier for image search projects like Google Image Search to better understand your images.

Prioritizing clicks refers to display click ads, although advantageous by being ‘simple, fast and inexpensive’ rates for display ads in 2016 is only 0.10 percent in the United States. This means one in a thousand click ads are relevant therefore having little effect. This displays that marketing companies should not just use click ads to evaluate the effectiveness of display advertisements (Whiteside, 2016).[43]

Not every single ad will appear on every single search. This is because the ad auction takes a variety of factors into account when determining the placement of ads on the SERP, and because not every keyword has sufficient commercial intent to justify displaying ads next to results. However, the two main factors that Google evaluates as part of the ad auction process are your maximum bid and the Quality Score of your ads. Search Engine Optimization (SEO)