Under our search bar there's a line of small grey text: matches listing words, not intent. Most people won't notice it. If you're posting, you should.
Here's why. When you describe something you own, you describe the object. "Ford Transit, 2019, 60,000 miles, good condition." Accurate, and almost invisible.
The person who needs it isn't searching for a Ford Transit. They're searching for a way to get their stall to the Saturday market. For help moving a studio. For a weekend delivery run they can't justify buying a vehicle for. Owners describe what a thing is. People looking describe their problem.
Your listing has to speak both languages.
Start with what it is, plainly. Then say what it could do, in the words someone with a problem would use. When it's available. What you'd be open to: selling outright, renting, sharing, a partnership where you both make something from it. If you don't know yet, say that too. "Open to ideas" is a real answer, and it tends to attract the more interesting proposals.
A few things work against you. Jargon, because the person searching doesn't use it. Overselling, because the first conversation then goes into correcting expectations. And vagueness dressed up as flexibility. "Various equipment available" matches nothing and nobody.
You don't need to be a copywriter. You need to imagine one specific stranger with one specific problem, and use their words.
Read your listing back as that stranger. Would they find you?