When i see something like this, i always imagine the artist sat with a coffee and cigarette, winning at life.

Fitzrovia, Neighbourhood Walk, London                                                                                                                                                                                 More

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LEARNT: keep asking is it a cool or warm 'grey', light or dark. This is the key to watercolours. Don't ask what colour is it and use the tube names. You could use any colors. Colour is not important - cool or warm is important and VALUE is important: Plus