$(7$ points$)$ Claudia's TV$\text{'}$s sells big screen TV$\text{'}$S$.$ As a promotion, Claudia offers a Special Package that includes a Big Screen TV and a coupon for $40\%$ of a future purchase within the next $60$ days. The TY normally sells for $$1,000.$ The coupon, which Claudia expects $75\%$ of customers to use on an average purchase of $$500,$ was given at the time of sale. On May $1,$ Claudia sold $10$ Packages for $$1,000$ cash each. All of the TVs were delivered during May and none of the coupons were redeemed by the end of$.$ What were the performance obligations?