social media marketing for fashion boutique

I am looking for help with social media marketing for my fashion boutique. Specifically, I am looking for someone to focus on Instagram, as that is the platform I feel will get me the best results. I am open to any ideas regarding a specific marketing campaign and my target audience is adults aged 36 and up. If you are experienced with social media marketing for fashion, I would love to hear what ideas you have. The ideal freelancer for this project will have extensive experience in social media marketing and a solid understanding of fashion industry trends.