how do i clear this spots please??

I have cleaned,de tree saped and de buged the car but I'm left with these ?????



http://ift.tt/1nqc9dJ

http://ift.tt/1nMF9dU



What are they and how do I get rid??



I have red the "clay" post but am unsure and not dareing enuff to try it, as the yellow spots you see seem to be in the paint and I don't want to make things worse.



Thanks in advanced, Dave

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