The Regular IR verbs in the present in Spanish.

In the examples we have used verbs like: escribir, vivir, decidir etc.

Note: When I say regular I mean regular in the present. 
There are 2 minor  deviations: 
The verb escribir has an irregular participle  (escrito)  and the participle of abrir is  (abierto) 

The conjugation of ir verbs 

Escribo - I write 
Escribes  - You write (familiar)
Usted Escribe You write (formal) 
Escribe  - He she it, writes 
Escribimos - We write 
Escribís - You write - (familiar) 
Ustedes escriben - You write - (formal) 
Escriben - They write 

15% of Spanish verbs are IR verbs. 

In the examples I have included some Spanish passives.
EG:
¿Cómo se escribe su apellido? - How is your surname written? 
¿Cómo se escriben las fechas en inglès? - How are the dates written in English? 
¿Cómo se abre? - How is it opened?