In this week’s San Diego Explained, Voice of San Diego’s Lisa Halverstadt and NBC 7’s Monica Dean detail the county’s reserve funds, the past policies that made the account grow and a new proposal on the table to spend some of it.

County supervisors for years have focused on buildings and the county’s bank account (plus flirtations with the Chargers and a gondola). Two county supervisors’ pitch to dip into reserve funds for affordable housing speaks to a growing movement calling on San Diego County to dip into its bank account to address today’s problems rather than staving off long-term ones.

The union that represents 11,000 San Diego County government employees is using labor negotiations to push a broad set of policy goals: It wants to vastly expand the county’s welfare program, reform the criminal justice system and create a countywide “sanctuary” policy for immigrants.

Two candidates seeking the interim DA appointment say they won’t run in 2018 in order to keep the race a fair fight. Summer Stephan, the leading candidate for the appointment and in the 2018 race, says the idea that appointing her would bypass voters is “illusory.”

Voters roundly rejected a measure in November that would have greenlit the sprawling Lilac Hills Ranch project near Valley Center. But Accretive Investments, the project’s developers, submitted paperwork last week to San Diego County’s planning department that could keep the project alive.

Project One for All, the county’s commitment to house 1,250 of the most vulnerable homeless San Diegans, has helped get dozens off the streets and drawn praise from even some of the most skeptical local advocates. But the much-celebrated initiative has hit some snags in its early months. Confusion has sometimes plagued its implementation.