Lace knit is tricky to mend. Knit unravels, and there are very few places to hide mending threads.
This bonnet had one small hole. Because it is in a plain knit area, it can be relatively easily mended.
1. Stabilizing Broken Threads
2. Reworking dropped loops
3. Controlling Loops
4. Finishing Off Threads
5. The End
#6 A Second Choice of Thread