Protection of formulae : How often have you forgotten to protect the cell contains the formula that took you hours to test and perfect. It takes one instance of honest human error, and that formula is gone.
On the other hand, to hire and permanently maintain a team in charge of creating the right spreadsheet solutions for your business would be very costly. Added with the costs of regular spreadsheet-generating program purchases, the costs involved by forming and keeping a well-trained team of spreadsheet designers in your company can generate considerable financial losses to the business you are running, especially when you are the owner of a struggling micro-business. To eliminate the problems behind spreadsheet designing, the best option is to purchase high-quality ready-made spreadsheet solutions from a specialized, reliable provider.
When VisiCalc hit the scene back in the eighties (in the last century), the relatively small group of Apple II users went crazy. It was like manna from heaven for the poor accountants, scientists and engineers who were used to filling in enormous analysis sheets with a pencil. Now, they could use VisiCalc to do the same task, AND calculate the result automatically.
Rather than having to go through the pain and suffering of learning a new technology and having to experience trial and error development, the best route would be to acquire the services of a consultant, who can identify your needs and create a customised solution. Obviously, the cost of such a project would depend on the size and complexity of the spreadsheet and your requirements. However, you might be surprised at how cost-effective this project would be.