All this is very confusing to me.

Which one of these many selections is suitable for us?

List of choices - God, so many:

Appeals (Entry Clearance Guidance)

Common Travel Area (Entry Clearance Guidance)

Crew members (Entry Clearance Guidance)

Entry Clearance Basics (Entry Clearance Guidance)

Entry for non-points-based system employment (Entry Clearance Guidance)

European Nationals and Schemes (Entry Clearance Guidance)

Exempt (Entry Clearance Guidance)

Family members under Part 8 and Appendix FM of the Immigration Rules

Important Visa and Immigration Operational Guidance

Maintenance and Accommodation (Entry Clearance Guidance)

Marriage or Civil Partnership of convenience

Medical issues (Entry Clearance Guidance)

New UK Visa Application Centre in Colombia

Refusals (Entry Clearance Guidance)

Right of Abode (Entry Clearance Guidance)

Settlement (Entry Clearance Guidance)

Study (Entry Clearance Guidance)

Turkish ECAA business persons applications (Entry Clearance Guidance)

Visa Application Centre Moving to Solna

Visit and Transit (Entry Clearance Guidance)

Work Permit holder Dependants (Entry Clearance Guidance)