Cleaned up part of the border between Placentia & Fullerton along N Placentia Ave

Cleaned up part of the border between Anaheim & Fullerton

Added another "island" of unincorporated OC in the middle of Yorba Linda

Cleaned up the boundary of an unincorporated OC area within Placentia

General boundary cleanups in Anaheim/Placentia

Continued cleanup of the Tustin/Santa Ana border

Extensive cleanup of the Tustin/Santa Ana border

Worked on cleaning up the borders of Irvine/Tustin/Santa Ana

Segmented one part of the Irvine/Newport Beach boundary

Much finer-grained cleanup of the city boundaries on either side of the Santa Ana River as it reaches the ocean; still haven't split into relation segments yet

First very rough cut at cleaning up the boundary between Costa Mesa & Fountain Valley

Turned Costa Mesa city boundary from a way into a relation

Started segenting the Orange city border

Circularized the border relation of Lower Peters Cyn

Starting to split apart the Tusitn city boundary into relation-segments

Small cleanups to a number of city-boundary relations

More small border-relation cleanups in south OC

Completed the full boundary relation with Rancho Santa Margarita

Lots of misc cleanups near Laguna Woods

Finished with boundary of Laguna Woods