If you don't want required fields you have to remove:
<span>E-Mail<span>*</span> </span>
<input name="qf_r_email" value="{{ EMAIL }}" />
<input required class="
If you want that the form submit is also sent to you customer you only have to add a hidden field with following content to your form:
<input type="hidden" name="cc_mail" value="add" />
<div class="{{ CAPTCHA_CLASS }} full"> <label for="captcha"><span>avoid spam</span> <div class="grouping {{ CAPTCHA_ERROR }}"> {{ CAPTCHA }} </div> </label> </div>
If you have any questions referring to this addon please visit the addons forum .