Have you ever been in need of help then met someone who gave you a message or information that helped tremendously? That person could very well have been an angel. People in the bible experienced the guidance of angels in ways that were obvious to them. For example, the Lord guided the Israelites through the wilderness in the form of a cloudy pillar in the days and a fiery pillar in the nights (Ex 13: 21, 22). The Lord later called this cloud “my angel” (Ex called Himself “the angel of my presence” (Ex 32: 34). Here is one man’s testimony about the guidance of angels:
http://alberthoward.org/AT.aspx.
Blessings! Have a great day!