hi 
i was asked to clean a show house on a new estate that i have started cleaning so i did it today and when i went for payment they told me to send an invoice to the company,the problem is all my work is residential and i have never had to give an invoice in 12 years of window cleaning  
Is there anyone out there that could send me a window cleaning invoice so i can see what one looks like and then make one for this company 
if you can help me my e-mail is  
gary@gary1000.free-online.co.uk  thanx in advance  
gary