Emergency Response: Liberty County (ER:LC) is a Roblox game built around immersive emergency services role-play. Players can choose how they take part in life around Liberty County: serve as police or sheriff officers, respond as fire and EMS, work with the Department of Transportation, play as civilians, or take on the role of a criminal. The experience invites players to pursue suspects, investigate incidents, rescue civilians, race through the streets, and shape their own stories in the county.

For police and sheriff players, activities include patrolling the city or county, customizing patrol cars, investigating as a detective, and calling in air support or SWAT when situations escalate. ER:LC presents itself as a free-to-play experience and encourages players to join through Roblox. The brand also supports its community with a Roblox group, Discord, creator and developer resources, API documentation, and policies covering community guidelines and liveries. Players can also find information about custom liveries and submit ban appeals, connecting the game experience with tools and resources for its community.