Shamrock Company sells tablet PCs combined with Internet service, which permits the tablet to connect to the Internet anywhere and set up a Wi-Fi hot spot. It offers two bundles with the following terms.

1. Shamrock Bundle A sells a tablet with 3 years of Internet service. The price for the tablet and a 3-year Internet connection service contract is $464. The standalone selling price of the tablet is $229 (the cost to Shamrock Company is $172). Shamrock Company sells the Internet access service independently for an upfront payment of $290. On January 2, 2017, Shamrock Company signed 100 contracts, receiving a total of $46,400 in cash.

2. Shamrock Bundle B includes the tablet and Internet service plus a service plan for the tablet PC (for any repairs or upgrades to the tablet or the Internet connections) during the 3-year contract period. That product bundle sells for $563. Shamrock Company provides the 3-year tablet service plan as a separate product with a standalone selling price of $154. Shamrock Company signed 190 contracts for Shamrock Bundle B on July 1, 2017, receiving a total of $106,970 in cash.

Prepare any journal entries to record the revenue arrangement for Shamrock Bundle A on January 2, 2017, and December 31, 2017.

Prepare any journal entries to record the revenue arrangement for Shamrock Bundle B on July 1, 2017, and December 31, 2017.

Repeat the requirements for part (a), assuming that Shamrock Company has no reliable data with which to estimate the standalone selling price for the Internet service.