You need to increase sales at the moment and work with a brazil whatsapp number list warmer audience. Or you have a new and still small business - then it is better to do contextual advertising, and only later connect search engine optimization. Therefore, for young companies that have not yet found their business model, the direct path is to contextual advertising or another source of traffic.
It's worth coming to SEO later: when you've had time to test enough hypotheses and understand exactly who your audience is and what works in your niche and what doesn't. Then you can move on to developing new channels. Working together: context and SEO There is no direct relationship between the instruments, but they complement each other well.
For example, contextual advertising can bring targeted traffic to a new site, which improves behavioral factors. And this, in turn, has a positive effect on the site's ranking and helps grow organic traffic with SEO. Let's take a well-developed online store: it has a user-friendly structure, filters, no problems on the site. Such a store will get better results from contextual advertising than one without optimization.
SEO not only attracts organic traffic, but also makes the site more user-friendly, which directly affects conversion. Additionally, both tools can be used to extend the funnel and reach out to those who haven't made a purchase on the site with ads, for example: came to the site from a search to buy a product, but did not buy it - they caught up through retargeting in a narrow segment; came to the site from a search to buy a product, but did not achieve the goal on the site - they caught up through retargeting by interests.