Write Home About Meaning

(idiomatic) See nothing to write home about and something to write home about.

Example: Of significance.
1963, Margery Allingham, chapter 15, The China Governess[1]:
  â€˜No,’ said Luke, grinning at her. ‘You're not dull enough! […] What about the kid's clothes? I don't suppose they were anything to write home about, but didn't you keep anything? A bootee or a bit of embroidery or anything at all?’