211 Microsoft Outlook – https://support.office.com/en-us/article/video-use-the-scheduling-assistant-a7bf1aee-bee6-46d6-a126-194ed04fbe09
212 email client – https://www.techradar.com/best/best-email-clients
213 contact manager – https://lifehacker.com/tag/contact-management
214 task scheduling – https://wheniwork.com/blog/how-to-manage-your-time-as-a-small-business-owner
215 Google Calendar – https://www.geekchicago.com/blog-categories/top-8-google-calendar-features-for-small-business-owners.html
216 iCal – https://blog.mysoftinn.com/2017/01/16/what-is-ical-and-how-it-may-benefit-you/
217 Time management – https://www.sba.gov/sites/default/files/files/PARTICIPANT_GUIDE_TIME_MANAGEMENT.pdf
218 customer service – https://sba.thehartford.com/business-management/marketing/customer-service/
219 Small Businesses tend to fail miserably – http://www.organizationdirect.com/2012/10/22/better-time-management-for-entrepreneurs-and-small-business-owners/
220 URLs – https://www.verisign.com/en_US/website-presence/online/what-is-a-url/index.xhtml
221 create alerts for your scheduled appointments – https://youtu.be/CvUSGjXZs7I
222 airhead – https://www.lifehack.org/articles/productivity/11-tricks-everyone-can-use-become-less-absent-minded.html
223 concentrate on the important things – http://www.passionforbusiness.com/articles/why-businesses-fail.htm
224 smartphone – https://www.entrepreneur.com/article/217259
225 A list of the 51 best plugins and add-ins for Microsoft Outlook – https://www.mxhero.com/post/list-of-51-best-outlook-email-add-ins-plugins-complete-resource-guide
226 Why I moved from Microsoft Office 365 to Google Apps – Part One – https://www.tubblog.co.uk/blog/tech-guides/why-i-moved-from-microsoft-office-365-to-google-apps-part-one/
227 Sync Google Calendar – https://help.zoho.com/portal/en/kb/calendar/syncing-other-calendars/articles/sync-google-calendar#Steps_to_set-up_Google_Calendar_sync
228 How to Sync Google Calendar with Outlook – https://www.techadvisor.co.uk/how-to/software/sync-google-outlook-calendar-3500196/
