Go’El - Hebrew word for “Kinsman redeemer.” It means to redeem, buy back. This was for the nearest living male relative.
The Gate & Sandal as Witness & Ceremony - important for accountability. We need to make sure that we are held accountable for our actions and words. The removal of the Sandal was first commanded in Deuteronomy and was a sign of shame to the man who refused to fulfill his brother’s duty.
Ruth and the “Proverbs 31 woman” draw many direct comparisons. It’s possible that Proverbs 31 was written with Ruth in mind.
God blessed Ruth and Boaz through their offspring. Ruth and Boaz’s son was Obed, the father of Jessie, who was the father of King David.