At its heart, minimalism involves reviewing your priorities and removing excesses (e.g. possessions, ideas, relationships and activities) that don’t add value (e.g. meaning/happiness) to your life – allowing you to surround yourself (and, work towards) the things that do add value.
In this somewhat direct, but rather thought-provoking video, Matt D’Avella shares how minimalism helped him with his personal finances – although focused on debt management, it’s a good reminder of some overall personal finance basics: