Resources

Expertise to support your business. Discover valuable tips and insights about financial management and project management.

Blog

PSA

Article

Time tracking

Time tracking in expert work – carrot or stick as motivation?

Blog

Sales Invoices

Article

Invoicing

E-invoicing becomes mandatory in Germany – get ready for the change

Blog

Sales Invoices

Article

Invoicing

International e-Invoicing: terms, practices, and tips

Blog

Sales Invoices

Article

Invoicing

Making company cash flows visible: Open banking and e-invoicing

Blog

ERP-connector

Article

International Business

Is AI creating value in financial management and ERP applications or is it just hype?

Blog

Purchase Invoices

Article

Financial management

Online invoices mandatory in Germany from the beginning of 2025

Blog

Article

Invoicing

Financial management

E-invoicing mandates and the need for new skills in finance departments

Blog

ERP-connector

Article

Invoicing

Harmonizing the Invoice-to-Cash (I2C) process with the help of Heeros Sales Invoices

Blog

ERP-connector

Article

Invoicing

How CFOs can tackle complexity of multiple different processes and systems across countries & business units

Blog

Sales Invoices

Article

Invoicing

Proposed Estonian legislation mandates e-invoices on client request starting in 2025

Blog

ERP-connector

Article

Invoicing

Navigating the future: How SMB finance departments can adapt and thrive

Blog

Sales Invoices

Article

Invoicing

Mandatory e-invoicing in Poland starting from February 1, 2026

Blog

Sales Invoices

Article

Invoicing

The top 3 challenges international SMEs face with sales invoicing

Blog

Sales Invoices

Article

Invoicing

Mandatory e-invoicing in Germany starting from January 1, 2025

Blog

Article

Project Management

Integrations

Integrating Hubspot with PSA - All you need to know about the benefits

Blog

BI-reporting and analytics

PSA

Article

CFO’s tech cost optimization guide for Professional Services

Blog

Sales Invoices

Article

Invoicing

Practical guide on preparing for e-invoicing regulations

Blog

ERP-connector

Article

International Business

Financial management systems for international companies

Blog

Article

Invoicing

Open Banking

Open Banking – A new era of open bank interfaces

Blog

ERP-connector

Article

Integrations

Fast value creation with Finance First approach in ERP transformations

Blog

PSA

Article

Invoicing

How to make an invoice the easy way

Blog

PSA

Article

Invoicing

What is an invoice and what does it include?

Blog

PSA

Article

Project Management

Why employee time and vacation tracking app is essential for your company?

Blog

PSA

Article

CRM and Sales

The 5 most important phases of sales management

Blog

PSA

Article

Project Management

Heeros PSA software: An end-to-end business management solution

Blog

PSA

Article

Project Management

What should you look for in business consulting software?

Blog

Article

Project Management

What is project management: Examples and definitions

Blog

PSA

Article

Project Management

Task management system for work: definition and examples

Blog

Article

Invoicing

International Business

PEPPOL helps your company to e-invoice internationally

Blog

Purchase Invoices

Article

Financial management

AI posting proposal complements the Heeros Purchase Invoices solution

Blog

PSA

Article

Invoicing

E-invoicing and 12 ways it benefits your business

Blog

PSA

Article

Project Management

How to Succeed in All 5 Phases of Project Management

Blog

PSA

Article

Project Management

What is PSA software? Why you need one?

Guide

Project management

How to boost marketing and creative agencies with PSA software

Webinar

Project management

Tech-powered growth: Streamlining internationalization in professional services

Guide

Project management

Leveraging tech for savings & efficiency in Professional Services

Demo

Project management

Heeros PSA demo

Demo

Sales invoicing

Heeros Sales Invoices demo