Here’s what matters, in plain order. First, pick a route Digital Nomad / Telework Residence (DNV): you earn from non-Spanish employers/clients and want to live here. Non-Lucrative Visa (NLV): you’ll live on pensions/savings/passive income; no work in Spain. Student Residence (Student): study here 90+ days; spouse/partner and kids can often come, but they don’t get work rights from...