You should know things like, how long they've been in business, how many people are employed, what the product line is (if applicable), read any reviews about.
You can continue your normal daily physical activity such as walking for as long as you feel comfortable. If you are in a gym or exercise class, do let your.
If you harbour any hope of a reconciliation you are not ready to start dating. You should not date because your ex has moved on and is dating. Neither should.