The biggest online marketplace may involve an investment of hundreds of millions of dollars yet list products and services for modest cost. There are always more marketplaces to choose from. Some online marketplace disadvantages include Large volume and wide use in some fields may come slowly. In niche fields, even after long use, volume can be small. To list anything for sale may require a year-long contract.
Online marketplaces suffer from the limitations of computer modem ownership.
It's hard to project success from one instance to others. Shopping on an online marketplace is a habit that often is acquired slowly. Finding Online Marketplaces That Fit Associations sometimes start online marketplaces. Trade publications often report on related ones, particularly new ones. Phone the associations, trade papers, and newsletters in your field.