Need to add extra fields in Automatic Newsletter

Hi,

I am running property listing site in that I used to add number of bedrooms or bathrooms or price or other custom fields in the post.

Is there any way to show to these field in automatic newsletter?

Also for Subject for newsletter I would like to use those field to come automatically.

Can any one please help in how we can do that?

https://wordpress.org/plugins/wysija-newsletters/