You should not proceed because this was an uncommon incident that rarely occurs, thus it's advisable to refrain from taking action as such occurrences are not frequent.
The market supply curve is influenced by factors like price and production expenses.
Many states impose sales tax on certain products and services to enhance revenue. However, such taxes also affect how consumers behave. These effects, along with the overall financial impact of sales tax, become apparent in the supply and demand curves when sales tax rates increase or when a new sales tax is instituted by a state.