Many thanks again, Derek. Much appreciated.

Gilly



On 7 Dec 2012, at 11:10, Derek Cross wrote:

> Hi Gilly
> Glad to be of help. 
> The other thing you need to consider when using JPGs is compression. You 
> often need to reduce file size (say for uploading purposes). If you compress 
> the image too much you'll get unfortunate "artifacts" in the image.
> It's best practice to keep the original image and work on a copy, then you 
> can always go back and do it again if you have a problem. And finally always 
> keep the colour space to sRGB (or AdobeRGB 1998) – you won't normally ned to 
> convert it to CMYK.
> Cheers
> Derek
> 

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