Nara なら

Particle meaning:  if, supposing…, on condition that…,  as for

1. after( addictable) noun in conditional clause

明日雨ならば延期します.

Ashita ame naraba enki shimasu.

If it is raining tomorrow, we will postpone it.

彼が病気ならば仕方がありません.

Kare ga byouki naraba shikata ga arimasen.

If he is ill, there is nothing we can do about it.

遊園地ならディズニーランドがいい.

Yuuenchi nara dizuniirando ga ii.

As for amusement park, Disneyland is nice.

2.  After sore

それならなぜ辞めないんですか.

Sore nara naze yamenai n desu ka.

If that's the case, why don't you stop?

3.  after subject

私ならそんなものは買いません.

Watashi nara sonna mono wa kaimasen.

If it were me, I would not buy such a thing.

彼女なら喜んでしてくれるでしょう.

Kanojo nara yorokonde shite kureru deshou.

Certainly should be happy to do it for you.

4. after object

お金なら要りません.

O-kane nara irimasen.

if it's money ( you're offering), I don't need it.

英語なら話せます.

Eigo nara hanasemasu.

if it's English ( you need), I can speak it.

5.  after particle

来週までなら出来上がります.

Raishuu made nara dekiagarimasu.

I will be able to complete it by next week ( if you let me do it).

6. after dictionary form of verb/ adjective + no/n

ちゃんと返してくれるのなら貸してあげましょう.

Chanto kaeshite kureru no nara kashite agemashou.

On condition that you return it to me without fail, I will lend it to you.

そんなに安いなら買います.

Sonna ni yasui nara kaimasu.

If it's so cheap, I'll buy it.

7. After nai-form  adverb/ adjective +  no/n

あなたが出来ないのなら私がしましょう.

Anata ga dekinai no nara watashi ga shimashou.

If you cannot do it, I will do it for you.

8.  After ta-form  a verb/ adjective + no/n

欲しかったのなら言ってくれればよかったのに.

Hoshikatta no nara itte kurereba yokatta no ni.

If you wanted it, you should have told me.

->  she also ba, tara,  to, to sureba