Transitioning between models doesn’t need to halt your business operations if you plan it well. You need to first identify the reason for the shift. It could be that your current ecommerce business model profitability isn’t as fruitful as you expected.
If you are moving from a traditional B2C to a marketplace e-commerce platform, you can set up the new place while still running your old store. This way, the migration won’t affect your operations. After adjusting to the new platform, you can create awareness about the added advantage of shopping from you.