Hi @Anonymous,
HubSpot’s been thinking (and writing) about how paid distribution fits in with inbound marketing…it can be done!
Here are three articles that I’d highly recommend reading:
How to Use Paid, Earned and Owned Media Tactics to Promote Content
Should You Pay for Content Distribution?
How to Get Started With Paid Search [Free Guide]
And for a little bit of HubSpot history, this six-year-old post lays out specific details as to how paid search can support your inbound marketing strategy: 4 Ways Paid Search Can Support Inbound Marketing