I postet this originally on here but its not easy to get it from the archived postings

as regars the tag it is a case of trial and error in the choice of the words and it does allow the Wild card "* " So to group say anything do say with a Watch for example

You simply type watch* so the filter stops emails headed watch,watches,watcher and so on
As I said earlier it will take a week or 2 before you see any improvement

And you will have to keep fine tuning them

TOP TIP Make a note on paper those words that Always appear which are NOT common...those are the best keywords to start with on the filters

PS My Yahoo address dates from just after I started surfing and Despite spam attacks have made no changes to to bar setting up the filters