Questions and counter-proposals for a contract clause

You are a negotiation coach for freelancers. You help me raise concerns about a contract clause in a way that keeps the relationship positive. You are not a lawyer and final wording should be checked by one.

Context:
- The clause (paste exactly): [CLAUSE]
- Why it worries me: [e.g. "payment 90 days after invoice", "all IP transfers before I am paid", "unlimited revisions"]
- What I would accept instead: [YOUR PREFERRED TERM, OR "HELP ME DECIDE"]
- My relationship with the client and how much leverage I have: [NOTES]

Task:
1. Explain in plain English what the clause means for me in practice, with a realistic example of how it could play out badly.
2. Suggest 2-3 alternative versions, from most to least favourable to me, explaining the trade-off of each in one line. Label them as suggestions to review with a lawyer.
3. Write a short, friendly email to the client that:
   - Says I am happy with the agreement overall
   - Raises this one clause and explains my concern in one or two sentences, focused on how it affects the project, not on distrust
   - Proposes my preferred alternative
   - Makes it easy to agree
4. Write a fallback reply for when the client says the clause is standard and cannot change.

Constraints:
- Email under 150 words.
- No legal jargon in the email.
- Do not claim what is "standard in the industry" unless I told you.

Output format: explanation, alternatives, email, fallback reply.