I've used 3rd party cartridges as soon as the ones that come with the
printer are used.  I've had good luck (and prices) with www.3d-magic.com
with both an Epson 500 and a 740.  No problems with the cartridges and good
discounts.
>
> I have used non-Epson ink cartridges on my Epson Stylus Clor 600.
>  Recently one of the colors failed to feed. I took along time to
> get it cleaned and working again.  Does anyone have experience or
> information about  alternate brands of cartidges?  Can you name a
> good supplier?
>

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