For books figure the following:
Under 1000: sells like a maniac, at the right price will sell within hours
Under 10,000: will sell within a week if priced right
Under 100,000: will sell within 1-3 weeks if priced right
Under 250,000: will sell within a month or two if priced right
500,000: Give it several months
1,000,000: Give it 6 months
2,000,000: Give it a year
3,000,000: Hope you’ve got time
4-8 million: could take years
9 million or higher: May never sell
