Cookies Policy

Cookie information

Cookies are very small files that are stored on your computer when you visit most websites. They are sent back and forth between the website’s server and your Internet browser to allow the website to remember actions you’ve made.

We use cookies and other local storage means to help improve the performance of this website by measuring web traffic and tracking user journeys. Most of these only contain randomly generated numbers, and cookies cannot carry viruses or install malware on your computer.

Cookies set by this website: 

Necessary Cookies

PHP session ID

Expiry: End of session
Purpose: PHP uses one of two methods to keep track of sessions. If cookies are enabled, it uses them. If cookies are disabled, it uses the URL. 

Load balancer

Cookie: whitespace_lbcp
Expiry: End of session
Purpose: This cookie collects information to feed to the load balancing device that manages incoming website requests.


Cookie: exp_csrf_token
Expiry: a few seconds
Purpose: This cookie is used by Cloudflare to identify trusted web traffic

Performance Cookies

Expression Engine

Cookie: exp_tracker;
Expiry: End of session. Contains the last 5 pages viewed. Typically used for form or error message returns.
Purpose: Expression engine is the software that this website is built on. This cookie is typically used for form or error message returns.

Cookie: exp_last_visit
Expiry: 1 year.
Purpose: Date of the user’s last visit. Can be shown as a statistic for members and used by the forum to show unread topics for both members and guests.

Cookie: eexp_last_activity 
Expiry: 1 year.
Purpose: Records the time of the last page load. Used in conjunction with the last_visit cookie.

Google Analytics

Cookies: _utma; _utmb; _utmc; _utmz _ga _gid
Expiry: 2 years; 30 minutes; when you quit your browser; 6 months, 2 years; 1 day (respectively)
Purpose: These cookies collect information about how our visitors use this site. This data is collected anonymously, and is used to help improve this website’s functionality and provide analytics report for this website. For more information, see Google Analytics page on safeguarding your data.

Google Tag manager

Cookies: _gcl_au
Expiry: 3 months
Purpose: This cookie collects information and measures performance of our Google Ads.


Hotjar is software that helps us understand how users experience our website.

Cookies: _hjFirstSeen; hjIncludedInSessionSample; _hjINcludedInPageviewSample; _hjAbsoluteSessionInprogress 
Expiry: 30 minutes; 2 minutes; 2 minutes; 30 minutes (respectively)
Purpose: These cookies collect information about how visitors use this site. This data is collected anonymously and is used to help improve the user experience. For more information, or to turn off tracking, see Hotjars policy page here.

Functional Cookies

Click dimensions 

Cookies:  cuvid; cusid; cuvon
Expiry: 2 years; 30 minutes; 30 minutes when you quit your browser (respectively)
Purpose: These cookies collect information about how our visitors use this site. This data is collected anonymously, and is used to help improve this website’s functionality. For more information, see ClickDimensions page on standard customer DPA.


Cookies: vuid 
Expiry: 2 years
Purpose: These cookies are used by the Vimeo player on websites.


We occasionally use LinkedIn’s advertising platform to serve targeted adverts.

Cookies: UserMatchHistory; lang; AnalyticsSyncHistory; lidc; li_gc; bcookie; bscookie 
Expiry: 1 month; end of session: a month; a few seconds; 2 years; 2 years; 2 years (respectively)
Purpose: These cookies collect information about how LinkedIn users use this site and the performance of adverts. To find out more about LinkedIn’s cookies click here.

Cookie pop-up

Cookies: notified 
Expiry: 12 months 
Purpose: This cookie collects information about the cookie policy notice so that it will not show again if the user has been served this information.

You can block cookies by activating the setting on your browser which allows you to refuse the setting of all or some cookies. However, if you use our browser settings to block all cookies (including essential cookies) you may not be able to access all or parts of our site. Unless you have adjusted your browser setting so that it will refuse cookies, our system will issue cookies as soon as you visit the site. To find out more about cookies, including how to manage and block them, please visit To opt out of being tracked by Google Analytics across all websites, please visit

This page was last updated on 25 April 2022