yes, it irritates me ! It's simple to correct. I e-mailed them about it like 2 years ago. Only book I know that refuses to use the numbers. It's a pet peeve.
They are fairly sound, have been in business many years. You don't always get an extra point with dog, it's not policy or anything, lines run that direction, esp NFL.
Check out lines www.sportsinteraction.com small limits, much discussed previously. They wont pay in in 10 minutes, more like 1-2 days.