subscribe
/səb-ˈskrīb/
verb
to write (one's name) underneath : sign
to sign (something, such as a document) with one's own hand in token of consent or obligation
to attest by signing
phrasal verb
to pay money to get (a publication or service) regularly
to belong to or support (something, such as an organization) by paying money regularly
to agree with or support (an opinion, theory, etc.)
I subscribe to several newspapers/magazines.