I was checking my sales stats every hour again and again. So I decided to develope small stat central on my desktop. It took my whole day but it was worth for it. Now I have all sponsors on one place on my desktop...see screenshot..
http://stolnifotbal.unas.cz/screenshot.jpg
Yep it works I'm not checking sponsor stats anymore
I saved 2 hours of my day so I can make more money
)