For a complete list of the additional sales tax rates by county, visit the Florida Department of Revenue: http://dor.myflorida.com/Pages/forms_index.aspx Use Tax State sales tax needs to be paid for internet or other out-of-state purchases, even if no tax was charged at the time of purchase, or were charged at a rate less than the Florida sales and use tax rate.
Berman estimates the cost of designing and building a prototype to be anywhere from $1,000 to $14,000, depending on the complexity of the product. For prototypes with simple electronics, the starting point is approximately $3,500.stimated cost of designing and building a prototype. âIf you decide to have a product development company design and build your prototype, be aware that the cost will vary depending on your idea. [T-2 Design Corp. of Santa Monica, California] charges $60 per hour.
Once you have an idea of what one prototype will cost, be sure to take into consideration what several will cost. Some industries will not charge the same amount for second prototypes since most of the design work has been done, but this is something to verify from the start. In most other products, it will take several prototypes to get to a model that will be sellable. 2  This can weigh heavily on any investors budget. 3  You should have a development budget in mind when you start the prototype phase of your products invention, but make sure that it is reasonable.