Not examined in detail. Employment and business income must be distinguished.
Residence rights
Property residence above QAR 730,000; enhanced benefits above QAR 3,650,000. New founder/executive route has its own tests.
Second citizenship
Residence permission does not confer citizenship. Any later nationality application is a separate process.
This is a brief route overview, not a complete tax or immigration assessment. Confirm current rules and your circumstances before committing funds or moving.