Here are a few more variations you can use to convey that suggestions are welcome:
- “Please feel free to offer your suggestions.”
- “I’d appreciate your suggestions.”
- “Your input is appreciated.”
- “Any suggestions you have are welcome.”
- “We’re open to suggestions.”
- “I’m open to hearing your suggestions.”
- “Don’t hesitate to share your suggestions.”
- “Suggestions are always welcome.”
- “Your feedback and suggestions are valued.”
These all maintain a polite tone while encouraging others to contribute their thoughts.