The Mistress

Carla Lane seems to have a flair for writing about women with baggage. Here's another sitcom she wrote, this one starring Jane Asher, Felicity Kendall, Jack Galloway and Peter McEnery.
http://en.wikipedia.org/wiki/The_Mistress_%28TV_series%29
For those that the name Carla Lane doesn't ring a bell, she also wrote several popular sitcoms such as The Liver Birds, Butterflies, Bread, Solo, Screaming as well as a lot of episodes for Bless This House.