What are the best question-and-answer communities for getting practical advice from experienced users?

If you want practical advice from experienced users, the best Q&A communities usually depend on the topic. Here are some of the strongest options:

General-purpose

• Stack Exchange network — Best for focused, expert-driven answers on specific topics.
• Quora — Better for broader, experience-based discussion, though quality varies.
• Reddit — Good for real-world advice and opinions in niche subreddits.

Tech / programming

• Stack Overflow — Best for coding and debugging questions.
• Server Fault — For system administration and infrastructure.
• Super User — For advanced everyday computer help.
• Ask Ubuntu / Unix & Linux — For Linux-specific support.

Science / research / technical knowledge

• Physics Stack Exchange
• Math Stack Exchange
• Cross Validated — Statistics and data analysis
• Bioinformatics Stack Exchange

Practical life advice

• Reddit communities like:
  • r/AskReddit
  • r/personalfinance
  • r/legaladvice
  • r/relationships
  • r/HomeImprovement
• Mumsnet / parenting forums for family-related advice
• DIY / hobby forums for hands-on experience

Professional / career

• Blind — Tech industry and workplace discussions
• LinkedIn groups — Mixed quality, but can be useful
• Industry-specific forums — Often the best source for real practical advice

How to choose a good community

Look for:

• Active moderation
• Answers from people with visible expertise or long-term participation
• Searchable archives
• Clear rules against low-effort or speculative answers

If you want, I can also give you a ranked list by topic (tech, health, finance, hobbies, career, etc.) or suggest the best community for a specific question you have.