Seasonstrading.com does not specifically outline a referral program for existing customers. Programs like this can vary widely based on current promotions or marketing strategies. It is possible that Seasonstrading.com occasionally offers incentives or referral bonuses as part of special promotions, but this is subject to change and may not be continuously available. To find out if there are any ongoing referral programs or promotions, it is advisable for customers to check the current web page of Seasonstrading.com for the most up-to-date information. Often, companies will share details of such programs directly on their website, or in newsletters if customers are subscribed to them. Additionally, the support or FAQ sections on the site may provide further insights into any existing referral opportunities or customer incentives.