eBay Reseller for Used iPhones

I maintain a constant flow of lightly-used, fully-functional iPhones that need to be moved exclusively through an online channel. My preferred platform is eBay, and I’d like a partner who can manage the entire resale cycle there—from storefront optimisation to after-sale support... (Budget: $15 - $25 USD, Jobs: Copywriting, Customer Service, eBay, eCommerce, Inventory Management, Market Research, Photo Editing, Product Descriptions)