Product School - The global leader in product management training
Sales List by Prospect.io - A curated list of tools & resources for salespeople
The Product Manifesto - Product Managers face the biggest challenges of our day, which is why our community needs a common set of product principles.
Bumpsale - Sell your awesome digital product using incremental pricing
Intercom on Product Management - The ultimate resource for aspiring product managers
Mailshake Omni - Sales engagement software for modern sales teams