An organization can build a community to meet any number of needs, but there are three main community types in Salesforce:
The Power of Salesforce Communities | Formstack Blog www.formstack.com > resources > blog-power-salesforce-communities
You can have up to 100 Experience Cloud sites in your Salesforce org.
How Many Experience Cloud Sites Can My Org Have? - Salesforce Help
help.salesforce.com > apex > HTViewHelpDoc > id=sf.faq_communities_h...
Further, there are five types of record-level security: org-wide defaults, role hierarchy sharing, sharing rules, manual sharing, and Apex-based sharing. These five control access to sets of records or even an individual record to people who don't own those records.
Blog – Salesforce Data Security Model — Explained Visually
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The Ideas feature serves communities of users who post, vote for, and comment on ideas. An Ideas community provides an online, transparent way for you to attract, manage, and showcase innovation. Tip Salesforce offers its own Ideas community for Salesforce users to submit product feedback and suggest new features.
Understand and Work with Ideas - Salesforce Help
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