- YNAB (You Need A Budget) - budgeting/tracking app, plus lots of great content on how to use the software and generally manage your budget/expenses
- /r/personalfinance subreddit - checkout their wiki [1] and flowchart [2] in particular for a really helpful overview
- For investments I use spreadsheets to track allocation, targets, etc.
- Bogleheads wiki - investing, heavy on index funds, low fees, etc.
- Whitecoat investor - a lot of good content, mostly aimed at high income earners plus some content specific to medical doctors [3]
- A variety of books - there are a lot of good ones out there
1. https://www.reddit.com/r/personalfinance/wiki/commontopics
2. https://www.reddit.com/r/personalfinance/wiki/commontopics#w...
3. https://www.whitecoatinvestor.com/new-to-the-blog-start-here...