If you want to choose a WordPress speed optimization service, consider the following parameters.

1. Conduct tests to measure performance.

2. Pick a hosting service that you can count on.

3. Bring everything up to date.

4. Utilise the most recent release of PHP.

5. Delete unneeded plugins.

6. Only plugins of a high grade should be installed.

7. Make use of a theme with little weight.

8. Optimize images.