How do I report group spam if the senders are using fake groups & aliases as the form needs an id 4 them?

Drat62: How do I report group spam if the senders are using fake groups & aliases as the form needs an id 4 them?
I am getting about 20 spam e-mails a day from fake Yahoo groups.I have tried to report them using the abuse form but it requires those peoples Yahoo id’s which I don’t have & therefore the system wont let me send my report in!

Answers and Views:

Answer by crazy_mom2_1
in the abuse form, just re-enter the groups title without the @

How can I prevent moderators from adding me to their groups or sending me invitations?

abuse form
https://help.yahoo.com/kb/index?locale=en_US&page=product&y=PROD_GRPS&pir=ZvVJIk9ibUm_nhoCQdeuISoVozO2KzHKLZK6xQ–