How To Use Schema And Rel=Canonical To Boost Ties Between A Reciprocal Link And The Money Site?

In episode 242 of our weekly Hump Day Hangouts, one viewer asked how to use schema and rel=canonical to boost ties between a reciprocal link and the money site.

The exact question was:

Related to Anumaan’s question and reciprocal links the blog subdomain should link heavily to the $ site, right? Also is there anything else we can do schema wise on subdomain or rel=canonical to tie it super tight to the main $ domain?