We currently sync Activity, Calendar event, Category, Client profile, Contact, Custom field, Finance account, Invoice, User labor cost, Order, Prepayment, Product, Project, Purchase order, Quote, Role, Task, Time entry, User, User group, User role, VAT code, Contact custom field, Custom field module, Invoice line, Invoice custom field, Order line, Order custom field, Prepayment line, Project phase, Project custom field, Purchase order line, Purchase order custom field, Quote line, Quote custom field, Quote line custom field, Role price list, Role user, Task related user and Task custom field (see our
Data Model for full details). If there's something else you need
just ask.