2 reasons to use.
reason 1
for black and white work. those inks are more expensive then epson inks

2nd reason
u cant compete in business at current ink prices and u need to reduce your costs
selling strickly on price is a shure road to hell

or u want to reduce your ink prices for your personel printing.

that means u are displaying cheep stuff in your home.

i've beeb there and done both of above. dont waist your time with that junk

ed

Stay in skool dood. If you are older - go back.

High Five Borat!