Simple Money-Makers63
Simple loyalty stamp card for coffee shops
Cafés replace paper punch cards with a phone stamp card; monthly fee per location.
Why it can work: Paper loyalty cards get lost; digital stamps give cafés repeat-visit data plus a subscription revenue base.
Budget calculator
Brunei budget calculator
Enter what you can spend and how much time you have — see which Brunei ideas actually fit, with BND costs.
BND 1,000