I can see why the rejected offers felt informative, but the rejection alone may not reveal much. If another buyer simply had cleaner financing or timing that suited the seller, it says little about whether your price was wrong.
The useful record would be each offer's price, conditions...
We have a valuer opening with a Cape Town property team. The immediate concern is finding someone who can support their conclusions clearly, not simply produce a figure.
The work includes researching the local market, following matters through and maintaining accurate transaction records...