Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

Product School - The global leader in product management training

Salesforce Service Cloud - Service Cloud integrates customer service with social networks and provides a self-service customer portal and knowledge base system.

The Product Manifesto - Product Managers face the biggest challenges of our day, which is why our community needs a common set of product principles.

Zendesk Support - Social Customer Support and Help Desk and Ticketing

Intercom on Product Management - The ultimate resource for aspiring product managers