Currently ads can be placed in different places on YouTube. It is also possible to assign them to the different categories that you have in place. Video ads can be created from the Google Adwords campaign manager for video. To create a campaign for video you must enter at http://www.adwords.com/video 
Then you must follow the following steps: Iniciar sesión en la cuenta de Google Adwords;
1. Log in to the Google Adwords account; https://adwords.google.com Hacer clic en el botón de nueva campaña y seleccionar;
2. Click on the new campaign button and select; "Only for display network". 
Se debe ingresar un nombre para la campaña .
3. A name must be entered for the campaign .
Seleccionar el tipo: 4. Select the type: 
Seleccionar el tipo:
5. Select the type: 
Además se pueden seleccionar con las distintas funciones como ser: para todas las caracterÃsticas y opciones disponibles en la red de display, para aplicaciones móviles o para el remarketing, es decir que los anuncios se orientados a navegantes que ya hayan visitado el sitio con anterioridad.
6. You can also select with the different functions such as: for all the features and options available in the display network, for mobile applications or for remarketing, that is, the ads are aimed at boaters who have already visited the site with anteriority. 
También se puede determinar hacia que tipo de dispositivos estará orientada, como también a que tipo de sistema operativo, a que modelo de móvil ya que tipo de operador de telefonÃa móvil y de Wi-Fi.
7. You can also determine which type of devices will be targeted, as well as the type of operating system, the mobile model and the type of mobile telephony and Wi-Fi operator. 
Otra de las opciones es determinar la ubicación y los idiomas a los cuales estará dirigido.
8. Another option is to determine the location and the languages ​​to which it will be addressed. 
Publicar ofertas y determinar el presupuesto diario a invertir:
9. Publish offers and determine the daily budget to invest: 
Forma de la publicación: puede ser estándar en donde los anuncios se publicaran regularmente o bien acelerada los cuales serán publicados los más rápido posible.
10. Form of the publication: it can be standard where the announcements will be published regularly or accelerated, which will be published as quickly as possible.
Extensión de los anuncios. 11. Extension of the announcements. It refers to the possibility of including relevant data that are related to the company. The extensions can be: - Location: allows customers to access ads that are near the place you are.
- Call: allows users to contact the advertiser directly by telephone.
Site Links It allows you to promote more pages of the company's site, in addition to the Landing page. 
Social annotations View how many followers of the Google+ page the business has in their ads. 
Seller's ratings You can see the online business valuations in the ad. 
Offer extensions It makes it possible to place coupons in a certain store with online ads. - Select the Locations option located above the orientation table.
- Click the + button to change the orientation of the Display Network above the graph.
- Select an ad group in the ad group selector.
- Type youtube.com in the text box and click Search and then Add .
You can also choose the specific locations you want to target to YouTube using the placement tool. Instead of entering youtube.com in the text box: - Click on Test Locations Tool above the text box.
- After the placement tool starts, type youtube.com in the Website field. Click on Search
- All possible YouTube locations are listed and you can select those to which you want to set the targeting.
advice The content of the ad may not fit into any of the categories YouTube currently offers. In these cases, choose the closest one. Let's suppose that the ad is aimed at students who travel on a budget, and that their website offers recommendations and advice to students to save money in general. Orienting your ad to the category of trips and events would also be considered relevant for customers who visit YouTube. Creating exclusions for your YouTube-oriented campaign You can use YouTube's video and channel exclusions, which allow you to exclude channel pages and specific video content so you have more control over where and when your ads appear. Tips - We recommend that you use exclusions in a reactive way. This feature will be useful if you try to optimize a campaign by excluding video or channel content that does not offer the desired conversions. You can also use it to make sure your ads appear next to content that is related to your brand.
- The feature is available in all countries where advertisers can post on YouTube. However, it is necessary to configure the campaigns by country.