Besides adult content, what else is considered "high risk"? What are the commissions in this space?

Also, major media outlets* are now doing bait and switch subscriptions. Does that make them high risk too?

*Bloomberg $2/mo->$35/mo after 3m

NYT $4/mo->$17/mo after 1yr

WAPO $4/mo->$10/mo after 1yr

Economist $25/qtr->$55/qtr after 1 qtr