WARRANTY ARRANGEMENT

During 2021, Bird Corp. sells talking parrots to customers each with a guarantee that the parrot is free from any defects.
Duration of assurance warranty		2	years
Total estimated warranty costs		$ 600
Warranty work done prior to year end		$ 100
Prepare the 2 journal entries related to the assurance warranty required at 12-31.

OPTIONAL ADDITIONAL 2 POINTS	3 journal entries
During 2021 Bird Corp has also sold walking flamingo robot birds.
The company offers a service type warranty on these flamingos.
Total cash received from sale of flamingo robots		$ 3,000
Total of that amount related to service warranties		$ 500
Service warranty costs incurred prior to year end		$ 100
Duration of service type warranty		$ 2	years
Prepare the 3 journal entries required at 12-31.