Beginner - Nikon D60 - Flash?

[snoword]

I am extremely new at this. I have a Nikon D60 with a kit lense 18-55mm. I believe the next step is to buy a good flash. I am looking for something that I will not need to upgrade from as I grow in to photography.

Thanks for your input.

 

[Rogan]

nikon sb-600

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