Cheat Sheets
* **[[docs:placeholders|Available Placeholders]]** on the cart, checkout, receipt, and emails.
Cart
* [[docs:cart:validation|Validating Links and Forms with HMAC]] (aka "Link/Form Encryption")
* [[docs:defaults:foxybox|FoxyBox]], changing the size and other notes.
* **[[docs:cart:parameters|Available Cart Parameters]]** like ''=checkout'', ''=updateinfo'', etc.
Checkout
* [[docs:checkout:prepopulating|Pre-populating Checkout Fields]] and [[docs:checkout:prepopulating|checkout without password]].
* [[docs:checkout:customFields|Custom Checkout Fields]], like checkboxes to join a mailing list or accept the TOS, etc.
* [[docs:checkout:unified_order_entry|Unified Order Entry]] (aka [[docs:checkout:unified_order_entry|Super Password]]), turning FoxyCart into an integrated "virtual terminal" of sorts.
* [[docs:checkout:javascript|Checkout JavaScript]] events and advanced helper functions.
* [[docs:single_sign_on|Single Sign On (SSO)]] and "shared authentication"
Receipt
* [[docs:receipt:revisitable_receipts|Revisitable receipts]]
JavaScript, JSON, and Misc.
* [[docs:includes:foxycart_includes_js|What is the ''foxycart_includes.js'' file]] and what's in it?
* [[docs:json|The JSON Cart Object]] is very foxy.
* [[docs:jsonp|Using JSONP]].
* [[docs:automagicache|AutoMagiCache Overview]], including what //is// and what is //not// supported.
* [[docs:jquery:basic_validation|Basic form validation with jQuery]], like "How do I force the customer to choose a size for my product?"
API, XML Datafeeds & Advanced
* [[docs:datafeed|XML Data Feeds]], examples.
* [[docs:subscription_datafeed|XML Subscription Data Feeds]]
* [[docs:api|API]]
Products
* [[products|Normal products]]
* [[products:downloadable|Downloadable products]]
* [[products:subscriptions|Subscriptions]], everything you need to know.
Payment Gateways
* [[docs:paymentgateways|Payment Gateway Information]] and Notes
* [[docs:paymentgateways:quantumgateway|Quantum Gateway (CDG Commerce)]] setup. **Recommended gateway.**
* [[docs:paymentgateways:authorize|Authorize.net]] setup.
* [[docs:paymentgateways:cybersource|CyberSource]] setup.
* [[docs:paymentgateways:eway|eWAY]] setup. (Australia)
* [[docs:paymentgateways:paypal|PayPal]], what is and what is not supported.
* [[docs:paymentgateways:paypointgateway|PayPoint Gateway (formerly SecPay)]] setup.
* [[docs:paymentgateways:plugnpay|Plug 'n Pay]] setup.
* [[docs:paymentgateways:psigate|PSiGate]] setup.
* [[docs:paymentgateways:sagepayments|Sage Payments]] setup.
Shipping Providers
* [[docs:shipping:fedex|FedEx]] account setup.
Upgrading
* [[docs:upgrading|Upgrading]]
* [[docs:downgrading|Downgrading]]
* [[docs:known_issues|Known Issues]], by version
Advanced References
* [[docs:advanced:forum|Forum Posts with advanced code]]
Store Owner Tools
* [[tools:store_owner:credit_card_validation_tools|Tools to check credit card numbers]]
