“We’ll handle your on-page SEO” is one of the most common phrases in a marketing proposal — and one of the least explained.
Here’s what’s actually inside it.
— 01
The Simple Definition
On-page SEO is everything you optimize directly on your website’s pages to help search engines understand, index, and rank your content — as opposed to off-page SEO, which covers external factors like backlinks and citations. If off-page SEO is your reputation elsewhere on the web, on-page SEO is how clearly your own house is labeled.
— 02
What’s Actually Inside On-Page SEO
Metadata optimization.
Title tags and meta descriptions aligned to the specific keyphrase each page is meant to rank for — not generic, repeated across every page.
Image alt tags and descriptive labeling.
Every image gets a clear, accurate description, which helps both accessibility and search engines that can’t “see” an image directly.
Schema and structured data implementation.
Code that explicitly tells search engines what type of content a page contains — a service, an FAQ, a local business listing — rather than making them guess.
XML sitemap configuration.
A machine-readable map of your pages that helps search engines find and index everything efficiently.
Technical crawlability and indexing setup.
Making sure search engines can actually access and process your pages without running into technical roadblocks.
Header structure and internal linking.
Clear H1/H2/H3 hierarchy and links between related pages, which help both search engines and human visitors understand how your content connects.
— The Reality
On-page SEO isn’t a mystery service. It’s a checklist — and most sites are only halfway through it.
— 03
Why This Matters Beyond Traditional Rankings
On-page SEO used to be graded almost entirely against Google’s ranking algorithm. Now the same fundamentals — clear structure, schema markup, direct answers — also determine whether AI tools can extract and cite your content accurately. A site with strong on-page SEO is doing double duty: ranking better in traditional search and becoming easier for AI systems to understand and recommend.
— 04
How to Tell If Your Site Is Missing the Basics
Check your title tags.
If they’re generic, duplicated across pages, or missing entirely, that’s an immediate gap.
Look at your images.
If none have descriptive alt text, you’re losing both accessibility value and a ranking signal.
Search your own site name plus “site:yoursite.com” in Google.
If pages are missing from the index, there’s likely a crawlability issue.
Check if your pages have any schema markup.
Most small business sites have none — free browser extensions can check this in seconds.
— 05
How LGX Helps
LGX offers Option 1: On-Page SEO Optimization ($500 one-time) for a properly structured, index-ready foundation, and Option 2: On-Page SEO + AI Visibility Optimization ($950 one-time), which adds llms.txt creation, structured FAQ development, and semantic content structuring on top of the same technical foundation. For larger sites, On-Page Content Optimization (first 8 pages) ($500 one-time) covers a broader rebuild of metadata, schema, and crawlability across your most important pages.
Pricing subject to change.