Chris and Will signed a contract. Chris was contracted to build a house for Will. According to the agreement, Will would pay $100,000 to Chrison completion. On Friday, Will noticed that Will completed the carpentry but failed to apply a coat of paint as per the agreement. On Tuesday, Will sent Chris a text message to ask Chris when he returned to finish painting the house. On Monday, Chris texted Will to inform Will that he would not come back to paint and demanded Will pay him $100,000. On Wednesday, Will paid Jerry $10,000 to paint the house. Will was furious and did not want to pay Chris anything. Discuss the rights and duties of Chris and Will?