Just updating this with an excellent article about dividing tongue-tie

I thought you might be interested to read this article.  I am hoping as the benefits of tongue-tie division gets more publicity, more women will recognise the signs of it in their newborn, ask for it to be divided, and go on to breastfeed for longer and with fewer problems.
I also hope that health professionals [...]

Tongue tie - a must-read for pregnant women and new mums alike

I’ve been doing a fair bit of reading about tongue tie recently which is helpful to mothers who think their baby might have tongue tie, but also, it occurred to me, it would be useful for pregnant women to know what to look out for, since having a baby with tongue tie can affect breastfeeding [...]