Where are your yellow flags showing up?

One Sunday morning a few years ago I was enjoying a mug of tea while reading blogs.

I happened upon a friend’s blog where she mentioned her hard drive crashed and she lost everything. Fortunately for her, her husband backs up weekly.

Right there and then (I didn’t even finish reading her post!), I got up, fetched my external hard drive and backed up my computer.

You see, my computer had been running a bit slow and that, for me, is a yellow flag.

The next thing that would happen is that progr...