I came here looking for exactly this. Unfortunately, neither of the suggested URL formats work for me.
I’ll be using this link on the account admin pages on our ecommerce site so we can easily check out a customer’s email history. I’m using a similar link to create new requests with pre-filled name and email (using these instructions) and that’s working great. HelpSpot search being Ajax-based makes doing this for searches quite difficult.
I’ve tried both of these:
Is there another form I should use to search by email?