When selecting a B2B marketplace, SMEs should consider the following key things:

Target audience: Does the marketplace cater to your target industry, sector, or customer base?
Competition: Assess the level of competition on the platform and whether it aligns with your business goals.
Fees and commissions: Understand the fee structure, including listing fees, transaction fees, and payment terms.
Product categorization and search functionality: Ensure products can be easily categorized and found by potential buyers.
Marketing and promotion: Evaluate the marketplace's marketing efforts and opportunities for sellers to promote their products.
Security and trust: Look for robust security measures, such as data encryption and secure payment processing.
Integration and logistics: Consider integration with your existing systems and the marketplace's logistics and shipping options.
Reviews and reputation: Research the marketplace's reputation among buyers and sellers.
Support and training: Evaluate the level of support and training provided to sellers.
Analytics and insights: Ensure the marketplace provides valuable insights and analytics to help you optimize your sales strategy.

Access to finance, infrastructure, competition, regulatory environment, talent acquisition and retention, technology adoption, cash flow management.
These are just a few, but there are many more challenges SMEs face.