no its not fake, its a proper solicitor that sends out a letter telling your customer to pay within 7 days or you may take them to court without further notice to them. you dont have to take them to court its up to you.. but thats what the letter says.
2.40 with vat... and thats all sent out on there headed paper so it has a bit of weight behind it.. to a customer it would look like you have an ongoing relation ship with a professional solicitor...costing ££ per month or w.e