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	Montenegro Europe	Brazil Latin America	Poland Europe
Overview	Montenegro is a non-EU European country with structured residency routes, EU candidate status, and a growing role as a base for founders and remote workers in the region. Bordercase coordinates with licensed Montenegrin partners.	Brazil is the largest Latin American economy with structured residency routes and growing remote-worker visa pathways. Bordercase coordinates with licensed Brazilian partners for filings.	Poland is a large EU economy with structured routes for skilled workers, founders, and remote professionals - and a growing role as a regional hub for Eastern European operations. Bordercase coordinates with licensed Polish partners for filings.

Residency	Montenegrin residency routes: Temporary residence via employment Business / self-employment Real-estate ownership Family reunification Permanent residence typically after 5 years.	Brazilian residency routes: Investor visa (VIPER / VITEM) - qualifying investment in a Brazilian business Digital nomad visa - remote workers Retirement visa - qualifying pension income Family reunification Employer-sponsored work permits	Polish residency routes: Blue Card - high-skilled employees Temporary residence via employment Self-employment / entrepreneur routes Family reunification EU citizen-derivative routes Permanent residence typically after 5 years.

Company setup	DOO (limited liability) is the standard structure. Formation is well-documented and reasonably fast. Tax and VAT registration follow.	Ltda and SA are the standard structures. CNPJ registration, state registrations, and Receita Federal tax registration follow. The MEI regime suits micro-entrepreneurs.	Sp. z o.o. (limited liability) is the standard private entity. Online formation via S24 is possible; otherwise notary registration. Tax registration, VAT, and ZUS (social contributions) follow. CIT and the new estonian-style lump-sum CIT regime may apply.

Banking	Personal banking for residents is accessible. Corporate banking depends on activity. Bordercase coordinates introductions where useful.	Residency unlocks personal and corporate banking. Pix has changed everyday payments; SWIFT for international flows still requires careful KYC.	Personal and corporate banking for residents is widely accessible. Non-resident structures take longer; documentation must be tight. Bordercase coordinates introductions where useful.

Family	Family inclusion on residency applications is supported. International schools are available in Podgorica and on the coast.	Family reunification is supported on most routes. International schools (English, German, French, Japanese) are concentrated in São Paulo, Rio, and Brasília.	Family reunification is supported on most residency routes. International schools (English, German, French) are concentrated in Warsaw, Kraków, and Wrocław.

Risks	Risks Bordercase watches for in Montenegro: Tax residency triggers EU accession dynamics may change rules over time Processing variations between municipalities Schengen entry / exit considerations for travel planning	Risks Bordercase watches for in Brazil: Tax residency rules and worldwide-income reporting Real-estate restrictions in certain border regions Document apostille + Portuguese translation	Risks Bordercase watches for in Poland: Long visa processing in some voivodeships CIT and ZUS planning often gets done late Centre-of-interests analysis for tax residency Estonian-style lump-sum CIT regime eligibility

Documents	Typical Montenegrin residency documents: Passport Criminal record certificate Proof of accommodation Basis for residence Health insurance Family certificates Apostilled and translated.	Typical Brazilian documents: Passport Apostilled foreign documents Proof of income or investment Photographs to specification Brazilian consular application abroad for most routes	Typical Polish residency documents: Passport Criminal record certificate Proof of address Employment contract or business plan Health insurance Marriage / birth certificates for family Apostilled and translated to Polish.