1.a)What are some things that validly "excuse" performance on the original contract and prevent a party from being found in breach?

b) What is the difference between "Title" and having an "Interest" in goods?

(c) Who can have "an interest" in the same goods?

. What are an employer's rights and an employee's rights regarding the following in the workplace:

(a) Email and internet use

(b) Phone use

(c) Polygraph tests

(d) Drug testing

(e) Social media postings

(f) Why do Employers care?