Sierra owns a small business and handles many responsibilities, from logistics to marketing. She’s seen a lot of success with Google Search (hundreds of conversions a month) and would like to increase her reach by creating a Display campaign. But she’d like it to be as effortless as possible. What type of Display campaign should she run?

A Smart Display campaign

Explanation:

Sierra runs the small business which has multiple duties, including distribution towards marketing. She's seemed to have a number of traction through Google (hundreds of transactions each month) as well as aims to expand its scope through developing the Display project.

Yet she would prefer this to be as smooth if feasible. So, Sierra is expected to run a Smart Display campaign.