Currency and contract terms
Billing is usually in dollars, so a rand budget carries exchange movement across an annual term. Confirm whether seats can be added or removed mid-contract, whether monthly is available while you test, and use the free tier to evaluate rather than paying for the right to try.
Interface language
Stated plainly: HelloGrowthCRM is English-first. For most South African teams that is a comfortable fit, as English is the working language of quotes and reporting, and client notes in Afrikaans, isiZulu or Sesotho are stored and searched as typed. If a translated interface is a firm requirement, settle it before the trial rather than after.
Invoicing and payment
Keep tax invoicing in the accounting system that already carries your VAT number and SARS obligations, and use the CRM for the quote, the approval and the follow-up. Payment arrives by EFT, debit order, card link or instant payment, often on terms, so record the agreed method and due date on the deal to make collection calls short and specific.