1-Don’t sit directly on the floor
2-Don’t sleep on your bed as usual
3-Don’t be happy
4-Don’t lose focus of the churban
5-Don’t say Shalom
6-Don’t give up
7-Don’t be quiet
8-Don’t work
9-Don’t bless שעשה לי כל צרכי
10-Don’t send gifts
11-Eat bread with ashes before sunset
12-Sleep with a stone under your pillow
13-Give a lot of tzedaka
14-Turn off the lights
15-Read Eicha by candlelight
16-Put on Tefillin at home before shachris
17-Wash “neggel vasser” after the fast
18-Zohar Chadash on Eicha
Go to the Kotel and Kever Rochel
Mincha is for nechama and Moshiach named Menachen