How to find great companies to invest in<br>Stay within your circle of competence. If you have a field of expertise, you may be best able to identify quality within that area. Experience can provide you with the insights you need to make more informed choices.
It's easy to invest in companies.
It's not explicitly stated how easy or difficult it is and the article is about investing in great companies anyway, not just investing in companies in general. It's difficult because the text mentions experience and expertise, so this probably confused the system.
( z1 easy :ARG1 ( z2 invest :ARG2 ( z3 company ) ) )