Can I Upgrade/Downgrade my plan? Dalia December 24, 2017 20:31 Updated Follow Yes. You can upgrade/downgrade your plan anytime by going to your Profile Related articles Do you have a demo video? Communicate with your vendors Refund Policy Does Spark Shipping list products in your store? How to automatically mark a product as out of stock when the vendor no longer carries this item Comments 0 comments Please sign in to leave a comment.