I'm very interested in this - will be signing up. I've been told my specification writing style is good if just a little repetitive. I appreciate it's a technic

I'm very interested in this - will be signing up. I've been told my specification writing style is good if just a little repetitive. I appreciate it's a technical document and somewhat dry, however keen to see ways I could improve sentence structure. Edit to say : Tips on effective email communication would be good. I seem to either be too brief and appear curt or waffle on where I shouldn't.