Latest / Matmonim: Daf Yomi by Rabbi David Lapin
Kiddushin 46a The Unconditionality of a Gift – והא מלוה היא?
In the act of Kiddushin it is important that the money or object of value given to the bride is an outright gift with no expectation of it being returned.
Sources
The skinny
The skinny isn't ready yet — notes appear once the transcript is processed.