Which of the following transactions by itself would create nexus with a state?
a. Order solicitation for a computer, approved and filled from another state.
b. Order solicitation for a security, approved, and filled from another state.
c. Order solicitation for a machine, with credit approval from another state.
d. The conduct of a seminar for new subscribers as to how to install and operate a new software product.
e. Carrying free samples to give to prospective customers to increase their familiarity withthe product.

Under P.L. 86-272 for interstate business activities the intangible assets does not come under this section of law. The tangible assets sale is sent for approval or rejection with shipment filled and delivery details which is outside the state.

If the income is derived from business activities from mere solicitation of order it does comes under protection. For example consignment sales in some circumstances does not comes under protection. If the standard is exceeded then it will not result in throw back rules.