Calistoga Produce estimates bad debt expense at 0.50% of credit sales. The company reported accounts receivable and allowance for uncollectible accounts of $477,000 and $1,630 respectively, at December 31, 2017. During 2018, Calistoga's credit sales and collections were $323,000 and $314,000, respectively, and $1,850 in accounts receivable were written off. Calistoga's final balance in its allowance for uncollectible accounts at December 31, 2018, is:

Lillypad toys is a manufacturer of educational toys for children. six months ago, the company's research and development division came up with an idea for a unique touchscreen device that can be used to introduce children to a number of foreign languages. three months ago, the company produced a working prototype, and last month the company successfully launched its new device on the commercial market. what should lillypad's managers prepare for next? a. increased competition from imitators b. a prolonged period of uncontested success c. a sharp decline in demand for the product d. a difficult struggle to move from invention to innovation