# PayFresco > PayFresco helps eCommerce merchants prepare and route payment processing applications and use CRM tools for customer follow-up. Provider availability, approval, pricing, reserves, settlement, payment methods, and integrations vary by region, business model, underwriting, and technical setup. ## Primary pages - [Payment processing](https://payfresco.com/payment-processing/): Payment application paths by merchant need. - [Peptide payment processing](https://payfresco.com/payment-processing/peptides/): Underwriting-readiness guidance for research-use peptide and lab-supply merchants. - [Supplement and nutraceutical payment processing](https://payfresco.com/payment-processing/supplements/): Product, claims, fulfillment, and application-readiness guidance for supplement merchants. - [High-risk payment processing](https://payfresco.com/payment-processing/high-risk/): Merchant accounts, underwriting, reserves, pricing, and application quality. - [eCommerce payment processing](https://payfresco.com/payment-processing/ecommerce/): Merchant accounts, gateways, checkout security, and payment operations. - [WooCommerce payment processing](https://payfresco.com/guide/woocommerce/): Provider fit, gateway plugins, checkout security, subscriptions, and launch testing for WooCommerce merchants. - [Shopify payment processing](https://payfresco.com/guide/shopify/): Provider eligibility, direct and external gateways, specialized-category fit, migration, and launch testing for Shopify merchants. - [Merchant resource library](https://payfresco.com/articles/): Sourced, reviewed payment guides. - [Merchant account application checklist](https://payfresco.com/articles/merchant-account-application-checklist/): Documents and consistency checks before underwriting. - [Gateway vs. merchant account vs. processor](https://payfresco.com/articles/payment-gateway-vs-merchant-account/): Plain-English payment stack definitions. - [Subscription payment processing](https://payfresco.com/articles/subscription-payment-processing/): Recurring billing, consent, retries, cancellations, and disputes. - [Credit card decline codes](https://payfresco.com/articles/credit-card-decline-codes/): Provider-specific responses translated into stop, customer-action, merchant-fix, and controlled-retry workflows. - [Prevent duplicate payments](https://payfresco.com/articles/prevent-duplicate-payments/): Idempotency, authoritative status recovery, webhook replay controls, reconciliation, and customer remediation. - [Statement descriptor guide](https://payfresco.com/articles/statement-descriptor-payment-processing/): Merchant-name recognition, static and dynamic descriptors, issuer-display testing, support, and dispute evidence. - [Chargeback prevention, alerts, and representment](https://payfresco.com/articles/chargeback-prevention-alerts-representment/): The transaction lifecycle, issuer inquiries, alert runbooks, automated pre-dispute resolution, refunds, and reason-specific evidence. - [Rolling reserve in payment processing](https://payfresco.com/articles/rolling-reserve-payment-processing/): Reserve structures, cash-flow math, release terms, and merchant contract questions. - [Payment processor account closed](https://payfresco.com/articles/payment-processor-account-closed/): A recovery checklist for notices, appeals, refunds, reserves, network screening, and a fully disclosed replacement application. - [Industries](https://payfresco.com/industries/): Merchant categories and application routes. - [Apply](https://payfresco.com/apply/?intent=payment_processing): Secure payment processing application. ## Editorial and product facts - PayFresco does not guarantee payment approval, pricing, settlement timing, or uninterrupted processing. - Payment approval is not regulatory approval. - Peptide and other specialized-category applications may require additional documents. - Guides disclose limitations and cite primary sources when regulatory or security facts can change. - General information on the site is not legal, regulatory, tax, or financial advice. ## Crawl resources - [XML sitemap](https://payfresco.com/sitemap.xml) - [Robots policy](https://payfresco.com/robots.txt)