A fantastic feature in Google Docs and Sheets is something called 'add-ons' and it's seemingly a hidden gem for most users!and#160; Add-ons can include Avery Label or general e-mail merge for Mailchimp accounts as well as the 'Hello Sign' add-on for using digital signatures.and#160; You can find add-ons that create a table of contents very quickly in the sidebar of documents or add-ons that can send a fax!and#160; Enhancements that create charts, flowcharts, mind maps as well as music notation are just a few upgrades you can make to Google's free online version of Microsoft Office.and#160; To check out all the add-ons, just open any document or sheet and look for the 'Add-ons' menu towards the top and tap the 'Get Add-ons'.and#160; The great thing is, that once you add these features, they're available in all your past or future documents and spreadsheets.and#160; The add-on options will continue to grow as more developers create more tools, so be sure you check back regularly to discover all the new awesome free tools!and#160;