r/ecommerce is a subreddit for anyone interested in the operations of ecommerce websites. Ask questions, have honest and helpful discussions on marketing, seo, products, checkout, conversions, etc.
The Ecommerce Group run by John Lawson is a slightly niche group with around 8,000 members. Join in to discuss strategies and tactics that can help you maximize profits with your Amazon, Shopify and Ecommerce business.
Richard Lazazzera of A Better Lemonade Stand runs Ecommerce Entrepreneurs. With close to 50,000 members, the Facebook group is one of the largest forums for discussion, learning, and growth on Shopify, ecommerce, digital marketing, Adwords, SEO, SEM, web analytics, content, CRM, etc.
From the creators of online business podcast Silent Sales Machine Radio, join this group with over 60,000 members and learn how to sell on Amazon or eBay marketplaces and grow your ecommerce business.
A collaboration-focused Slack community of Shopify and Shopify Plus partners. This invite-only community has almost every significant person from the Shopify partners community. If invited, the group charges a $149 quarterly fee.
This super active group run by Nick Peroni is for people looking to start their ecommerce journey and build a successful dropshipping business. There's a 94,000+ strong audience that can help you with your questions in this group.