To avoid having your visa application to an European country refused, you must satisfy the standards specified below.
The itinerary and purpose of the vacation must be suitable.
You must have a passport that dates no older than three months after the day you submit for the visa.
Medical insurance of at least €30,000 is necessary.
Bank statements from the previous three months must be given.
Arrangements must be documented. You can either provide proof of a hotel booking or ask relatives or friends who live in the area to sponsor your stay.
If you are traveling for work, you must bring papers demonstrating the legal existence of your organisation as well as an endorsement letter from your supervisor.