The Meta Titles, Meta Descriptions and Keywords for specific pages can be changed through the redback admin.
A definition of these terms can be found at:
Depending on the type of page, the place in which this is changed in the admin can vary. All of the following examples take place in the admin page for the relevant section.
In system pages, the fields at the bottom of the admin page can be used to change these details:
In regular pages, these fields can be found under the 'info' tab:
In product pages it can be modified under the 'Product Info' tab
In category pages these can be modified under the 'Category' Tab:
In brand pages these can be modified under the 'info' tab
Changing these details will allow you to modify the way in which these pages are represented in search engine results