Discuss the viability of the Secondhand Fashion trend during, and post-, COVID-19 pandemic. What operations actitivity/services can be introduced to ensure the long-term sustainability of such a trend.

Besides fashion items (clothes and accessories), what other products are candidates for secondhand markets, or reused one of more times (offer rationales for your choices). [Limit your discussion to items that have not been traditionally been used secondhand as of yet.