I'll only sign a one-way NDA if I'm in a weaker bargining position---example, I want to buy something from you or use some of your knowledge. If its just consu

I'll only sign a one-way NDA if I'm in a weaker bargining position---example, I want to buy something from you or use some of your knowledge. If its just consultancy, then you'll have to have a two-way agreement because surely I'm going to comment on your implementation for free and I can't have my expert knowledge bound up and sold off in training manuals now can I?