The second hire car experience in South Africa was:
DK: Where do I hand in the keys?
Hire Car Agent: To me
DK: Shall we do the handover?
HCA: No problem, give me your form,
<HCA signs form>
HCA: Just put keys in box when you unloaded
And off he went! There wasn't any visible damage - but we had driven on quite a few "non-city" roads - so who knows what the underneath was like