Let me know if you need anything at all.

Meaning

Feel free to ask for help.

Examples

• John: 'I'm starting a new project and feeling a bit lost.'<br>
• Alice: '<b>Let me know if you need anything at all</b>, John. I've done similar projects before.'
• John: '<b>Let me know if you need anything at all</b>, Alice. I'm happy to offer my perspective.'
• Alice: 'I'm facing some unexpected challenges with this client.'<br>