It’s very good overall — just a few grammar, punctuation, and style tweaks for readability and consistency. Here’s a polished version:
The Leake County Sheriff’s Office will host a rescue blood drive this Friday, May 29, from 1–5 p.m. at their office located at 316 C. O. Brooks St. in Carthage.
Each donor will receive a $15 Visa gift card along with a rescue T-shirt. You can sign up for the blood drive by clicking here. The code for the drive is 4445.
Mississippi Blood Services recommends eating within four hours before donating and drinking plenty of liquids before and after donation. Donors must be at least 16 years old with parental consent or 18 and older without parental consent and must present a valid ID.
