Making a reference to piece of content another space

• In the product space, create a page you would like to have as a reference to another space
• Assign RefersTo metadata field to reference to another space page.
• Change another space theme to have {productpagetree} macro in a table of content

For example, if you want to include MetaScript guide a part of VT space,

• In VT space, make a new page with title "MetaScript Guide" or whatever you want to see in product page tree.
• Place the following on just created page
• In MetaScript Guide space admin, specify the following settings for documentation theme.