A migration is a change-management exercise
Businesses often talk about migration as if it means “move the website over.” That framing is too light.
A migration affects:
- indexed URLs
- rankings
- user journeys
- analytics continuity
- form and conversion tracking
- editorial workflow after launch
Treating it like a visual redesign is how avoidable traffic loss happens.
The migration sequence that reduces risk
1. Crawl and benchmark the current site
Before anything changes, capture:
- current URLs
- metadata
- canonical tags
- top landing pages
- internal-link structure
- current forms and conversion points
You cannot protect what you do not inventory.
2. Map old URLs to new URLs
This is the most important document in the project. Every meaningful old URL should either:
- stay the same
- redirect to the best new equivalent
- or be intentionally retired with a clear reason
3. Preserve metadata and commercial pages
Do not let strong pages disappear because the new structure “looks cleaner.” Protect pages that already earn traffic, links, and enquiries.
4. Stage pre-launch QA
Before launch, test:
- redirects
- canonical tags
- indexability
- structured data
- forms
- analytics
- internal links
- mobile UX
5. Run launch-day checks fast
Launch is not the end. It is the first live QA window.
Common causes of post-migration traffic drops
| Cause | Impact |
|---|---|
| Missing redirects | Pages drop out of search or send users to dead ends |
| Metadata loss | Titles and descriptions become weaker or inconsistent |
| Broken internal links | Crawl pathways weaken |
| Tracking errors | Teams misread performance after launch |
| Content pruning without review | Traffic-driving pages vanish unnecessarily |
A simple launch-day command list
- Confirm key redirects are working.
- Crawl top commercial pages.
- Test main forms and conversion actions.
- Validate canonical tags and indexability.
- Check analytics and event tracking.
- Review structured data output.
- Monitor Search Console and logs in the following days.
Final take
Good migrations feel boring. That is the point.
The goal is not a dramatic launch. The goal is stable rankings, intact lead flow, and a cleaner system on the other side.
If you are planning a move, start with our web development Perth service. Then compare the cost logic in our pricing guide and the publishing-model implications in WordPress vs headless CMS.