Amy has created a new brand for her company's goldfish training materials. She knows that other companies train goldfish and it is a popular sport, but she realises that it is a niche market. She wants to use a Google display ads campaign to build awareness for her new brand. Which Google display ad targeting option can help Amy with her goal of creating awareness within her niche market?

Custom affinity audiences are ideal for niche markets because they allow advertisers to define their audience more precisely than standard affinity audiences. Amy can create a custom affinity audience by inputting specific keywords, URLs, or apps related to goldfish training, ensuring her ads reach users with demonstrated interests in this unique hobby. This targeted approach is effective for building brand awareness within a very specific demographic. Standard remarketing and dynamic remarketing are used to re-engage users who have previously interacted with a website or app, not for initial awareness building in a new niche. Affinity audiences are broader, pre-defined segments that might include general pet owners but lack the specificity needed for "goldfish training.