Emphasis. The colon can be used to emphasize a phrase or single word at the end of a sentence. An em dash can be used for the same purpose. In the second example below, an em dash is more common than a colon, though the use of a colon is nevertheless correct.
Lawrenceville, GA Income and Careers. As of 2010-2014, the per capita income of Lawrenceville is $19,178, which is lower than the state average of $25,427 and is lower than the national average of $28,555. Lawrenceville median household income is $42,459, which has shrunk by 1.94% since 2000.
Lawrenceville, GA Sales Tax Rate. The current total local sales tax rate in Lawrenceville, GA is 6.000%. The December 2016 total local sales tax rate was also 6.000%. Lawrenceville, GA is in Gwinnett County. Lawrenceville is in the following zip codes: 30042, 30043, 30044, 30045, 30046, 30049, 30227, 30243, 30244, 30245, 30246.