Silicon Valley is popularly known for gadgets, computers, and laptops. I think companies that would choose to be at that place are engaged in these kinds of business. It would also include repairs and technical support on troubleshooting that would support the technology.
Hamilton suggested two things in his "Report on the National Credit of 1790". He advised on paying off the entire national debt in full and assuming all existing state debt. He argued that any other action would cause citizens to lose faith in the government's integrity. To pay for his proposal, Hamilton called for a tax on whiskey and a tariff on imported goods.
The capital and largest city of the province of West Flanders, Bruges. The city was a magnet for merchants and various passerby in the fifteenth century.