The actual Mitzva of Hachnasas Kallah is to come and celebrate at the Chupa.
The Yosef Ometz writes.
"Mitzvah Gedolah of Hachnasas Kallah is one of the Mitzvos that have no shiur. (monetary
donations does have a shiur)
Most people are not makpid at all to be mekayam this Mitzvah. Even when they hear the
announcement to come to the Chupa or they see the walking of the Kallah to the Chupa,
They refrain to go even though they have no loss in money etc.—
Therefore it is very important to be diligent in this Mitzva Kalla (easy Mitzva) which has great