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To be honest, I pay attention to content rather than grammar so if the message is clear and understandable then I wouldn't even notice them; especially if there are only a few of them.
I agree with the experts answer. Thanks for the invitation.
Well, that's good! That means the writer is quite keen on keeping his/her work presentable.
I think that the author of the blog is someone who has no attention to details, and has poor communication skills.
I think that has to be learning from mistakes even learned well
