Connect Mailchimp forms with Lead Source Tracking (cookie-based)

1. Log into your account on Mailchimp account
2. Click on “Lists”:
3.  Choose the list you need:
   
4. Select “Signup forms”:
   
5. Select “Form builder”: 
6. You will see the form builder interface:
   In this interface, you will need to add the following fields to your form:

   All Traffic Sources	Last Click Campaign
   Browser	Last Click Channel
   City (from IP address)	Last Click Content
   Country (from IP address)	Last Click Landing Page
   First Click Campaign	Last Click Medium
   First Click Channel	Last Click Referrer
   First Click Content	Last Click Source
   First Click Content	Last Click Term
   First Click Medium	Latitude
   First Click Referrer	Longitude
   First Click Source	Number of Website Visits
   First Click Term	Operating System
   GA Client ID	Pages Visited
   Google Click Identifier	Time Spent on Website
   Device	Time Zone

7. To add the fields, click “Text” under “Add a field” 
8. To edit the label of the field, click on the field.
   Under “Field settings”, you’ll be able to edit the Field label according to the Table above:
   Don’t forget to save the changes. 🙂
9. Repeat steps 7&8 for all fields from step 6.
10. Select “Signup forms” again and choose “Embedded forms”:
11. Scroll down to the section “Copy/paste onto your site” and modify the code of the fields that you’ve just created:
    a) Set style=”display: none;” for the fields’ divs (see the screenshot below).
    b) Set the ID attributes of the inputs with values from the table below.Here are the ID attributes for each field:

    Field Name	ID Attribute	Field Name	ID Attribute
    Last Click Campaign	id=”lc_campaign”	Device	id=”device”
    IP Address	id=”ip_address”	Time Zone	id=”time_zone”
    GA Client ID	id=”GA_Client_ID”	Time Spent on Website	id=”time_passed”
    First Click Term	id=”fc_term”	Pages Visited	id=”pages_visited_list”
    First Click Source	id=”fc_source”	Operating System	id=”OS”
    First Click Referrer	id=”fc_referrer”	Number of Website Visits	id=”page_visits”
    First Click Medium	id=”fc_medium”	Longitude	id=”longitude”
    First Click Landing Page	id=”fc_landing”	Latitude	id=”latitude”
    First Click Content	id=”fc_content”	Last Click Term	id=”lc_term”
    First Click Channel	id=”fc_channel”	Last Click Source	id=”lc_source”
    First Click Campaign	id=”fc_campaign”	Last Click Referrer	id=”lc_referrer”
    Country (from IP address)	id=”country”	Last Click Medium	id=”lc_medium”
    City (from IP address)	id=”city”	Last Click Landing Page	id=”lc_landing”
    Browser	id=”browser”	Last Click Content	id=”lc_content”
    All Traffic Sources	id=”all_traffic_sources”	Last Click Channel	id=”lc_channel”

Also, note that fields “All Traffic Source” and “Pages Visited” should be generated as <textarea>, not as <input>. Make sure to replace <textarea> with <input> tag in order for GA Connector be able to save this data correctly.