Depending on the type of flies, an open container with apple cider vinegar (not white vinegar) and a drop or so of dish soap will lure flies in and they will drown. It helps with smaller flies.
As for the Internet, that's tough, no idea.
Depending on the type of flies, an open container with apple cider vinegar (not white vinegar) and a drop or so of dish soap will lure flies in and they will drown. It helps with smaller flies.
As for the Internet, that's tough, no idea.