Okay, let’s tackle this. So Kelly has skills in account management, advertising, digital marketing, email marketing, online advertising, and social media marketing. She has experience as an Account Executive, which suggests she has some level of seniority. Location is Vacaville, California, which is in the US, a market with a relatively high cost of living. Considering her skills and experience, she could potentially charge around $75 per hour, which is on the lower end of the scale for digital marketing professionals in the US. However, without more information on her level of experience or specific industry demand, it's difficult to estimate a higher rate.