与客户或第三方共同开发时，我需要注意哪些陷阱？

Lately we've been getting into a bit of co-development, and I don't think I'm making recommendations as I should for doing this efficiently. I've been working with third-party contractors hired by the client, the client's developers (and of course my own internal developers). Is it ridiculous to think these scenarios can even work out long term, and if so, what pitfalls do I need to be aware of?Lately we've been getting into a bit of co-deve