Fraud Investigators Inc. operates a fraud detection service. On March 31, 10 customers were billed for detection services totaling $21,000. On October 31, a customer balance of $1,300 from a prior year was determined to be uncollectible and was written off. On December 15, a customer paid an old balance of $760, which had been written off in a prior year. On December 31, $460 of bad debts were estimated and recorded for the year. Required:
1. Prepare journal entries for each transaction above. (If no entry is required for a transaction/event, select "No Journal Entry Required" in the first account field.)
a) Record the service revenue of $34,000 billed on account.
TransactionGeneral JournalDebitCredit
a
B) Record the write-off of a certain customer account from a prior year which is not collectible totaling $1,950..

C1.Record the reversal of the write-off of a $810 customer account.
C2. Record the receiptof cash of $810 from the customer.
D. Record the estimate bad debts of $590 for the year.
2. Complete the following table, indicating the amount and effect (+ for increase, − for decrease, and NE for no effect) of each transaction. Ignore income taxes.
TransactionNet ReceivableNet SalesIncome From Operation
A
B
C
D
Option for A : NE, +/- 34,000, +34,000, -34,000
Option for B : NE, +/- 1950, +1950, -1950
Option for C: NE, +/- 810, +810, -810
Option for D : NE, +/- 590, +590, -590