# To Verify Added Parameters

1. In **Ads Manager**, go to **Columns > Custom.**

<figure><img src="/files/xVlVeAnBy0qMjGW2SARK" alt=""><figcaption></figcaption></figure>

2. Search for **URL Parameters** and apply.

<figure><img src="/files/NC7sPNAVEIOJAqz1rY9T" alt=""><figcaption></figcaption></figure>

3. Check that the added parameters are correctly reflected for each ad.

<figure><img src="/files/UtkLnd6XeRBPPaS4uydx" alt=""><figcaption></figcaption></figure>

4. If parameters are missing or incorrect, edit the ad(s) and repeat the steps above.

#### Must Have UTM Parameters&#x20;

When adding any other UTMs, make sure your tracking parameters always include at least one of the following options, which can be used in any of these formats:

#### Source Parameters:

Use at least one of the following parameter values

```
bl_source=facebook
utm_source=facebook
bl_source={{site_source_name}}
utm_source={{site_source_name}}
```

#### Campaign Parameters:

Use at least one of the following parameter values

```
bl_campaign={{campaign.id}}
utm_campaign={{campaign.id}}
```

#### Ad Parameters:

Use at least one of the following parameter values

```
bl_adid={{ad.id}}
utm_adid={{ad.id}}
```

#### Template if no parameters exist:

```
utm_source={{site_source_name}}&utm_medium=paid&utm_campaign={{campaign.name}}&bl_campaign={{campaign.id}}&utm_term={{adset.name}}&utm_content={{ad.name}}&bl_adid={{ad.id}}
```


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