And this first phase will be called Jefferson Long Beach: Mosaic-the massive retail-meets-soon-to-come-residential complex in Downtown Long Beach between 3rd and 6th Streets and Long Beach Boulevard and Pine Avenue-has sold one of its two parcels slated for residential development to JPI, the Dallas-SoCal focused developer with over 380 community developments under their belt. The developer will take the entitled, 272-unit residential project and hopefully begin breaking ground later this year.