Re: Rectangular regions

[Jambunathan K]

>> `M-x rectangle-mark'.
> C-x r C-SPC

One of the problems with the above binding is this: If your fingers
don't do what you mean, you will end up with C-x C-r or C-x r SPC.

Yet another option would be

    C-x C-y 

The above binding is easy to recall. After this command region will span
both X and Y axes.