Before Starting FAQ

One you purchased. You'll be able to download the PDF, that will take you to the Google Drive folder.
In your spreadsheet there will be a instruction part. In the instruction there will be a link to updated version.
Due to nature of spreadsheet. Once you get it can not be taken back. I strongly recomend to watch tutorial videos.
No it is a one time payment.
For now it is only in English. But there is a section that you can translate or change any term to your liking.

Getting Starting FAQ

You can refresh your page. You can make a new copy of spreadsheet to your drive. If still didn’t solved contact us. We are here to help you in 24 hours.
Contact us with symbol of currency that you want to use. We send your link in 24 hours.
In google sheets there is a auto backup system you can restore it. Or you can start a new file.

You can insert checkbox from menu above. Checkbox is not a function or part of a function. It is same as writing “False” or “True” text to that cell.
Some times google sheets gliterrs. I found a trick changing zoom from your browser.
Google sheets saves all the changes you made automatically. You can go to minute you want to continue.
You can add column after the indicator. You cannot add before.