Short answer? Get a PayPal button! Assuming you already have a website, adding a standard-account PayPal button can be a simple solution for basic transactions and invoice payments. PayPal is considered safe and legit by most online shoppers. For a more robust online store (with shipping, invoicing and tax options) consider a PayPal Business account.
WooCommerce is the most popular eCommerce platform on the web, according to stats from Builtwith. When you look at the "Entire Internet" (Statistics for websites using eCommerce technologies), WooCommerce is used by 42% of eCommerce sites. "Entire Internet" usage stats from Builtwith Among eCommerce sites in Canada (with a ".ca" domain), the number
Here's an infographic that I've seen on a few sites (including Shopify and ECWID), that I think clearly illustrates the importance of not just a stable and secure online store, but also a clear and upfront explanation of costs. A lot of your customers are making it all the way to "shipping" and deciding