Users repeatedly clicking a button can result in multiple submissions, which is not a good thing. The best practice is to disable the button and display a busy indicator until the task has completed. The ButtonBusyBCA component provides these features to lighten your load.
Button filling the full width of a row
<ButtonBusyBCA
Label="SUBMIT"
OnClick="@((e) => SaveAsync(e, MyCar))"
ClassDiv="row mt-3 ms-0 me-0" />
A button with a fixed width
<div class="row">
<ButtonBusyBCA Label="SAVE"
OnClick="@((e) => HandleSave(e, MyCar))"
ClassDiv="col-2 mt-3"
WidthButton="175px" />
</div>