We'll go briefly on it. Here are the 7 steps to open a business:
Get the business idea that suits you, your training and abilities
Make the business plan in detailed, including a longer term strategy (5 years at least)
Plan your incomes and outcomes (budget)
Think about and access (financial) resources
Decide for the suitable fiscal type for your business
Do all the legal establishment procedures and get the authorizations needed
Get it STARTED!
Opening a business takes a lot of planning in the beginning but this step is essential in order to foresee everything and have back up plans than ending in a situation to which cannot reflect well upon and fail.
Failing will often happen in the business world and it's an opportunity to learn from it and not repeat it. But if we can prevent some situations, why not do it by planning well in advance?