SEO can improve your return on investment for many reasons.

The best reason would be because you can position your products and services in front of potential customers who are actively looking for what you have to offer.

The timing is just right & the traffic is targeted and plentiful depending on the niche. These factors can help increase your conversation rate substantially.

As far as keeping costs low, you can successfully implement an SEO campaign with virtually no money needed to invest. All you need is good content, a deep understanding of advanced search engine operators to help find link inclusion opportunities, and execute an extensive link outreach campaign.

How to find out if SEO campaigns increase the popularity of the brand and its ROI? And how to translate this into statistical indicators? Use Google Analytics, go to the "Traffic Sources" tab. Then, in the Campaigns section, select Unpaid Keywords. You will receive data on free search traffic, the results of the issue that the site receives from the search. You can evaluate the traffic on branded queries, which correlates with the popularity and frequency of references to the company. By excluding them, it is worth assessing other sources.

Track backlinks to the site. If their number grows, it means that more and more people come to the resource, using backlink checker approve the brand, mention it in other venues. Using a tool such as link monitoring, you can quickly identify new references to time, as well as any losses, recessions, changes. There are many services to monitor. Their functionality allows you to find detailed information on each backlink, including status, quality. You can measure the effect of the reference profile on the site, looking at how much non-branded traffic is mentioned.

Search engines actually consider each link to your site as a confirmation of the quality of your content.

In the end, if another site wants to link to you as a source or redirect its users from your site to one of your pages, then you are offering something valuable.

Thus, the more links point to your site, the more reliable it will look. To check quality and quantity of backlinks I use https://sitechecker.pro/backlinks-checker/

Unfortunately, Google does not provide details about how it evaluates the reliability or credibility of the site. But there are many tools that can give you an idea of how trustworthy your site is.