Powerapps-Need to create datasource in Hard drive

Question

Dear All,

 

I have created an Mobile app in powerapps using powerapp template(Site Inspection).

I have created this app with Dropbox as an datasource.

1.How to create an app with Hard drive as datasource?

2. I want to send the content and images which were available in the app as a email in the app.

 

Can anyone help me on this ?