We do a substantial amount of support at ExpeditedSSL [1] via email for precisely the reasons the author mentions.<p>It&#x27;s asynchronous but lets you respond quickly and for startups will likely be sufficiently organized to keep things moving without a full blown helpdesk application.<p>Secondly, it lets you be extremely precise and copy &amp; paste friendly in a way that phone calls can&#x27;t match. Ex: we often have to help people set their DNS entries and it&#x27;s much easier to email someone the following than explain it.<p><pre><code>    Please set your www CNAME to fugu-1111.herokussl.com
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Email is in fact so predominant as a support tool that you can actually go quite far with managing support requests in your email client before you need a dedicated support app&#x2F;service. Modern email clients that nicely group emails into threads are more than adequate to get started.<p>1 - <a href="https:&#x2F;&#x2F;www.expeditedssl.com&#x2F;pages&#x2F;how-we-grew-our-startup-by-providing-awesome-support" rel="nofollow">https:&#x2F;&#x2F;www.expeditedssl.com&#x2F;pages&#x2F;how-we-grew-our-startup-b...</a>