Integrate everything! There’s over 2500 integrations already available in the app directory: https://slack.com/apps. Source: over 1 year ago

The Slack Google Calendar app is the third most popular app of the 2,400+ native integrations in their directory. It allows you to take basic actions for your Google Calendar events right in Slack, and simplifies managing your daily schedule so you can reallocate the wasted time switching between apps towards more high-value work. - Source: dev.to / almost 2 years ago

You can always try developing your own plugins for slack or discord, maybe there’s already something for you: https://slack.com/apps https://betterdiscord.app/plugins. - Source: Hacker News / over 2 years ago

The Slack app directory is a mega-database of hundreds of integrations available to enhance collaboration and productivity for small teams up to entire enterprise organizations. These apps allow you to work simultaneously across tools to push and pull information, enhance each tool's functionality, increase adoption, and streamline communication asynchronously right from where you're already working and... - Source: dev.to / almost 3 years ago

Want to get something fancier than Slack’s native capabilities for your productivity needs? Head off to Slack’s official app directory, and pick something nifty to fit your needs! - Source: dev.to / almost 3 years ago

Sorry. I have a solution. And it's free. But it need a hard work. Go to Google maps. And search for specific niche let's say House cleaning service in new york. And start looking at all results and if they don't have a website call them and offer your service. You can invest also in automatic system like https://simpletexting.com and collect all results phone number and send bulk sms with your service link. I hope... Source: about 1 year ago

Better is to find a business texting solution. For example Avochato has Slack integration. A quick google for "Business Texting" finds a lot of options, like SimpleTexting, or TextUs. Or if you are just doing mass notifications, there are options for that specifically as well. Source: about 2 years ago

Again, see here, the introduction of a smartphone to the market started in 1994. IBM released their first smartphone, according to simpletexting.com, a devastating 77% of all adult Americans. The approximate population of American adults is 209,128,094 according to infoplease.com, and 77% of that is 161,068,232 adults that have a smartphone, imagine that, it is only the adults, teens around 13 to 17 has a 95% that... Source: over 2 years ago