In doing on-page search engine optimization services, there are essential things that you should never forget. Here are some of them:

Metas
Title meta tags are shown as the headline in search engine results pages (SERPs). It can also be founding the top blue band of Internet Explorer when you visit a website.

Description meta tags are paragraphs that searchers see on search engine results. Moreover, they have to be striking to attract visitors.

Meta keywords tags fluctuate. However, even if these metas fluctuate avoid stuffing them. Only relevant keywords must be used; never overdo it.

Other Tags
ALT tag is the tiny yellow box that appears when your mouse cursor is placed over an image. Hence, if an image is relevant to your site, they should have alt tags. However, some search engines are no longer considering alt tags in ranking nonetheless; using them will not harm you.

Header tags boost search engine rankings. Use them before your descriptive body to take advantage of SEO potentials.

Link Text
Link texts are the text that searchers see when looking at the link. However, link texts that carry names of products do not have much weight.

Site Map
Site maps make searching easy for the users. Moreover, they also make crawling easy for the web spiders.

Content
Content is still the king hence; always prioritize fresh and relevant content.