Can I use a multiple-entry Schengen visa for business and tourism? [duplicate]

I have a multiple-entry Schengen visa for 90 days and a validity of 3 years. It was issued by Germany. I have traveled to Germany 3 times prior to this and on this visa I have traveled once to Germany for business. Now I want to do a Europe trip in December from India.

Do I need to apply for a visa again?
In case the Schengen visa is issued by Germany, do I have to do enter in Germany first and then travel to other countries?
Can I enter other countries and then travel to Germany?

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Is Schengen business visa multiple entry?

Those who want to make multiple trips in and out of the Schengen Area will require a multiple-entry Schengen Visa. The basic version allows you to spend 90 days at a time within the area over a period of 180 days, up to as many trips in and out as you require.

Can I use Schengen business visa for tourism?

A Schengen visa will permit the holder to travel to the Schengen area for a maximum of 90 days in any 180 days. The permissions of the individual will depend on the category of Schengen visa that they have applied for and been granted. Visa holders can visit any country within the Schengen Area for tourism purposes.

Can I use my Schengen Visa for a completely different purpose and entry point?

Schengen visas may allow for a single-entry or multiple entries. With a single-entry visa you can enter the Schengen area only once. This is indicated on the visa sticker by "01". With a visa allowing for two or multiple entries you may enter twice or several times during the validity of the visa.

Is multiple entry visa same as tourist visa?

The main difference between these two visa types is that a single entry visa allows entry to Canada for one-time only and a multiple entry visa allows entry many times.

Schengen Visa MULTIPLE ENTRY vs SINGLE ENTRY

Sources: Stack Exchange - This article follows the attribution requirements of Stack Exchange and is licensed under CC BY-SA 3.0.

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