Here we will note the following disadvantages of Linkedin, Xing (Germany), Viadeo (France), Tianji (China), Unyk (Canada)
 No selection or scoring process for experts;
- No tools (machine-driven or human) for matching experts to projects;
- Prices for expert services are not known in advance;
- Many users advertise themselves as experts when in fact their knowledge and experience are very limited.
How AskBrains is better: scoring and verification of all experts; AI-driven matching of projects to experts; systematic progression from finding an expert to organizing a session and paying; seamless cross-border payments in tokens; a conflict resolution system.